User:Matthias Buchmeier/en-ko-o

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o {n} (name of the letter O, o)  :: /o/
O {particle} (a vocative particle)  :: /yeo/, 시여 /siyeo/
Oahu {prop} (third largest island of Hawaii)  :: 오아후 /oahu/
oak {n} (tree or shrub of the genus Quercus)  :: 참나무속 /chamnamusok/
oak tree {n} (tree or shrub of the genus Quercus) SEE: oak  ::
oar {n} (implement used to row a boat)  :: /no/
oar {v} (row) SEE: row  ::
oasis {n} (well surrounded by fertile region)  :: 오아시스 /oasiseu/
oat {n} (a widely cultivated cereal grass)  :: 귀리 /gwiri/
oath {n} (curse) SEE: curse  ::
oath {n} (solemn pledge)  :: 맹세 /maengse/
oath {n}  :: 선서 /seonseo/
oatmeal {n} (meal)  :: 오트밀 /oteumil/
Ob {prop} (Ob River)  :: 오비 강 /Obi gang/
Obama {prop} (surname)  :: 오바마 /Obama/
obedience {n} (quality of being obedient)  :: 복종 /bokjong/
obedient {adj} (willing to comply with commands)  :: 순종적 /sunjongjeok/
obese {adj} (extremely overweight)  :: 뚱뚱한 /ttungttunghan/
obesity {n} (act or state of being obese)  :: 비만 /biman/
obi {n} (a kimono sash)  :: 오비 /obi/
object {n} (thing)  :: 물건 /mulgeon/ (物件)
object {n} (in grammar)  :: 목적어 /mokjeogeo/
objection {n} (statement expressing opposition)  :: 반대 /bandae/
objection {n} (official protest raised in a court of law)  :: 이의 있습니다 /iui itseumnida/
objective {n} (goal)  :: 목적 /mokjeok/ (目的)
obligation {n} (act of binding oneself by a social, legal, or moral tie to someone)  :: 의무 /uimu/ (義務)
obligation {n}  :: 의무 (uimu)
obligee {n} (beneficiary of an obligation)  :: 채권자 /chaegwonja/
obligor {n} (party bearing obligation)  :: 채무자 /chaemuja/
obloquy {n} (Abusive language)  :: 욕설 /yogseol/, 악평 /agpyeong/
oboe {n} (wind instrument)  :: 오보에 /obo-e/
Obon {prop} (a Japanese festival)  :: 오본 /Obon/
obscure {adj} (dark, faint or indistinct)  :: 애매한 /aemaehan/
obsequiousness {n} (the quality of being obsequious)  :: 아첨 함 /acheom ham/
observation {n} (act of observing or being observed)  :: 관찰 /gwanchal/
observation wheel {n} (Ferris wheel) SEE: Ferris wheel  ::
observatory {n} (place where celestial bodies or natural phenomena are observed)  :: 천문대 /cheonmundae/ (天文臺)
observe {v} (to notice, to watch)  :: 관찰하다 /gwanchal-hada/
observe {v} (to observe) SEE: notice  ::
obsidian {n} (a type of black glass produced by volcanoes)  :: 흑요석 /heugyoseok/
obsidian {adj}  :: 흑요석 (heugyoseog)
obsolete {adj} (no longer in use)  :: 폐어 /pe-eo/
obstacle {n} (something that impedes, stands in the way of, or holds up progress)  :: 방해물 /banghaemul/
obstetrics {n} (care of women during and after pregnancy)  :: 산과학 /san-gwahak/
obstipation {n} (severe constipation due to intestinal blockage)  :: 심한 변비 (simhan byeonbi)
obstruct {v} (To impede, retard, or interfere with)  :: 먹통 /meoktong/
obtain {v} (to get hold of, acquire)  :: 얻다 /eotda/
obtain {v} (to hold, possess)  :: 갖다 /gatda/
obtain {v} (to succeed)  :: 이루다 /iruda/
obtain {v} (to be the case, hold true)  :: 굳히다 /guthida/
obtuse angle {n} (angle that is greater than 90 degrees and less than 180 degrees)  :: 둔각 /dun-gak/
obvious {adj} (easily discovered or understood; self-explanatory)  :: 분명한 /bunmyeonghan/
Occam's razor {n} (both principles)  :: 오컴의 면도날 /okeom-ui myeondonal/
occasion {n} (favorable opportunity)  :: 기회 /gihoe/
occasion {n} (occurrence or incident) SEE: occurrence  ::
occasional {adj} (limited to certain occasions; not very often)  :: 가끔하는 /gakkeum haneun/
occipital {adj} (of or pertaining to the occiput (back of the head) or the occipital bone)  :: (의학)후두부 /(uihak)hudubu/
occipital bone {n} (bone at the back of the skull)  :: 뒤통수뼈 /dwitongsuppyeo/
Occitan {prop} (the Romance language)  :: 오크어 /Okeu-eo/
Occitania {prop} (Occitania)  :: 오시타니아 /ositania/
occluded front {n} (cold front that overtakes a warm front)  :: 폐색전선 /pyesaekjeonseon/
occult {n} (supernatural affairs)  :: 오컬트 /okeolteu/
occupation {n} (activity or task with which one occupies oneself)  :: 직업 /jigeop/ (職業)
occupation {n} (control of a country or region by a hostile army)  :: 점령 /jeomnyeong/ (占領)
occurrence {n} (actual instance where a situation arises)  :: 사건 /sageon/ (事件)
ocean {n} (one of the large bodies of water)  :: 대양 /daeyang/ (大洋), 바다 /bada/
Oceania {prop} (geographical region)  :: ^오세아니아 /Oseania/
oceanography {n} (oceanic exploration and study)  :: 해양학 /haeyanghak/ (海洋學)
oceanology {n} (oceanography) SEE: oceanography  ::
ochlocracy {n} (government by the masses)  :: 중우정치 /jungujeongchi, 衆愚政治/
ochre {n} (yellowish-orange colour)  :: 황토 /hwangto/
o'clock {adv} (indication of time (the translations below are of "one o’clock"))  :: 한시 /han-si/
octagon {n} (polygon with eight sides and eight angles)  :: 팔각형 /palgakhyeong/
octet {n} (byte of eight bits) SEE: byte  ::
October {prop} (tenth month of the Gregorian calendar)  :: 시월 /siwol/
octopus {n} (mollusc)  :: 문어 /muneo/ (文魚), 낙지 /nakji/
oculist {n} (ophthalmologist) SEE: ophthalmologist  ::
odd {adj} (left over after others have been grouped)  :: 우수리 /usuri/
odd {n} (odd number) SEE: odd number  ::
odd number {n} (whole number that is not divisible by two)  :: 기수 /gisu/, 홀수 /holsu/
ode {n} (a short poetical composition)  :: 송시 /songsi/, 송가 /songga/, 오드 /odeu/
Oder {prop} (river)  :: 오데르 강 /Odereu gang/
Odesa {prop} (Odessa) SEE: Odessa  ::
Odessa {prop} (Ukrainian city)  :: 오데사 /Odesa/
Odia {prop} (Oriya) SEE: Oriya  ::
Odin {prop} (in Norse mythology, the supreme god)  :: 오딘 /Odin/
Odisha {prop} (state in India)  :: ^오리사 /Orisa/
odor {n} (any smell) SEE: odour  ::
odour {n} (Any smell, whether fragrant or offensive; scent; perfume)  :: 냄새 /naemsae/
Odysseus {prop} (son of Laertes; Greek leader during the Trojan War)  :: 오디세우스 /Odise-useu/
Odyssey {prop} (epic poem describing the journey of Odysseus)  :: 오디세이아 /Odiseia/
oesophagus {n} (the tube that carries food from the pharynx to the stomach)  :: North Korean: 밥길 /babgil/; South Korean: 식도 /食道, shikdo/
oestrus {n} (a female animal's readiness to mate)  :: 발정 /baljeong/
of {prep} (linking class with example of class)  :: ...의 /...ui/
of {prep} (connecting numeral or quantifier with quantified)  :: ...의 /...ui/
of {prep} (possessive genitive: belonging to)  :: ...의 /...ui/
of {prep} (objective genitive: connecting noun with object)  :: ...의 /...ui/
of course {adv} (naturally)  :: 물론 /mullon/ (勿論), 그럼 /geureom/
offal {n} (dead body) SEE: corpse  ::
offal {n} (refuse) SEE: refuse  ::
offend {v} (sin) SEE: sin  ::
offend {v}  :: 노하게 하다 /nohage hada/
offensive {n} (an attack)  :: 공세 /gongse/
offer {v} (propose)  :: 제의하다 /jeuihada/
office {n} (ceremonial religious duty or rite)  :: 의식 /uisik/, 예배 /yebae/
office {n} (position of responsibility)  :: 지위 /jiwi/, /jik/, 직위 /jigwi/
office {n} (room(s) or building used for non-manual work)  :: 사무소 /samuso/ (事務所), 사무실 /samusil/ (事務室), 오피스 /opiseu/
office {n} (major governmental division)  :: 관청 /gwancheong/, /guk/, /cheong/, /bu/
office {n} (kindness) SEE: good offices  ::
officer {n} (contraction of the term "commissioned officer")  :: 장교 /janggyo/, 군관 /gun-gwan/
officer {n}  :: 장교 /janggyo/
office worker {n} (Someone who works in an office)  :: 회사원 /hoesawon/
official {adj} (relating to an office; especially, to a subordinate executive officer or attendant)  :: 공식 /gongsik/
official {n} (office holder invested with powers and authorities)  :: 공무원 /gongmuwon/
officialdom {n} (The people elected to government or employed in the civil service)  :: 벼슬 /byeoseul/, 관직 /, gwanjig, -jik/
offspring {n} (singular offspring (male, female or sex unspecified))  :: 자녀 /janyeo/
often {adv} (frequently, many times)  :: 수시로 /susiro/, 자주 /jaju/
oftenly {adv} (often) SEE: often  ::
ogre {n} (brutish giant)  :: 오거 /ogeo/
ogre {n} (large beast)  :: 오거 /ogeo/
oh {interj} (expression of surprise)  :: /a/, /o/, /eo/
ohana {n} (extended Hawaiian family unit)  :: 오하나 /ohana/
Ohio {prop} (U.S. state)  :: 오하이오 /Ohaio/
ohm {n} (the derived unit of electrical resistance)  :: /om/
oh no {interj} (exclamation of alarm or concern)  :: 이런 /ireon/
oi {interj} (exclamation to get attention) SEE: hey  ::
oil {n} (liquid fat)  :: 기름 /gireum/, [as a component] /yu/ ()
oil {n} (petroleum-based liquid)  :: 기름 /gireum/, 석유 /seogyu/ (石油)
ointment {n} (viscous preparation, usually containing medication)  :: 연고 /yeongo/
Oita {prop} (Ōita, Japan)  :: 오이타 /Oita/
OK {n} (endorsement; approval)  :: 오케이 /okei/, 괜찮아 /gwaenchana/
OK {adj} (all right, permitted)  :: 오케이 /okei/, 괜찮다 /gwaenchanta/
OK {adj} (satisfactory)  :: 괜찮다 /gwaenchanta/
OK {adj} (in good health or in a good emotional state)  :: 괜찮다 /gwaenchanta/
OK {interj} (acknowledgement or acceptance)  :: 알겠어요 /algesseoyo/ [very formal, see 알다]
okapi {n} (Large ruminant mammal)  :: 오카피 /okapi/
Okayama {prop} (a city of Japan)  :: 오카야마 /okayama/
Okazaki fragment {n} (one of many newly synthesized DNA fragments formed on the lagging template strand during replication)  :: ^오카자키 절편 /Okajaki jeolpyeon/
Okinawa {prop} (prefecture)  :: 오키나와 /Okinawa/
Okinawa {prop} (city)  :: 오키나와 /Okinawa/
Oklahoma {prop} (state)  :: 오클라호마 /Okeullahoma/
okonomiyaki {n} (Japanese dish)  :: 오코노미야키 /okonomiyaki/
okra {n} (Abelmoschus esculentus)  :: 오크라 /okeura/
okroshka {n} (cold raw vegetable soup)  :: 오크로시카 /okeurosika/
okrug {n} (administrative division)  :: 오크루그 /okeurugeu/
okurigana {n} (kana written after kanji)  :: 오쿠리가나 /okurigana/
old {adj} (of an object, concept, etc: having existed for a relatively long period of time)  :: 낡다 /nakda/, 오래되다 /oraedoeda/
old {adj} (of a living being: having lived for relatively many years)  :: 늙다 /neukda/, 나이들다 /naideulda/
old {adj} (former)  :: 오래되다 /oraedoeda/
old {adj} (having existed or lived for the specified time)  :: 먹었다 /meogeotda/
old age {n} (latter part of life)  :: 노년 /nonyeon/ (老年), 만년 /mannyeon/ (晩年)
old boy {n} (alumnus) SEE: alumnus  ::
Old Church Slavonic {prop} (the first literary and liturgical Slavic language)  :: 고대교회슬라브어 /godaegyohoeseullabeueo/
Old East Slavic {prop} (language)  :: 고대동슬라브어 /godae dong Seullabeu-eo/
Old English {prop} (ancestor language of modern English)  :: 고영어 /古英語, go-yeong-eo/, 고대영어 /go-dae-yeong-eo, 古代英語/
older brother {n} (a sibling's older brother)  :: /hyeong/, 형님 /hyeongnim/ [of a male], 오빠 /oppa/ [of a female]
older brother {n} (a sibling's older brother (to be merged))  :: /hyeong/, 형님 /hyeongnim/ [of a male], 오빠 /oppa/ [of a female]
older sister {n} (a sibling's older sister)  :: 누나 /nuna/ [of a male], 언니 /eonni/ [of a female]
older sister {n} (a sibling's older sister (to be merged))  :: 누나 /nuna/ [of a male], 언니 /eonni/ [of a female]
old-fashioned {adj} (outdated or no longer in vogue)  :: 구식의 /gusigui/
old folks' home {n} (nursing home) SEE: nursing home  ::
old maid {n} (elderly unmarried woman) SEE: spinster  ::
old man {n} (elderly man)  :: 노인 /noin/, 할아버지 /harabeoji/
old people's home {n} (nursing home) SEE: nursing home  ::
Old Testament {prop} (first half of the Christian Bible)  :: 구약 성서 /Guyak Seongseo/ (舊約聖書)
old woman {n} (elderly woman)  :: 노파 /nopa/, 노부인 /nobu-in/, 할머니 /halmeoni/
Old World {prop} (The Eastern Hemisphere, especially Europe and the Near East)  :: 구세계 /Gusegye/ (舊世界)
OLED {n}  :: OLED /olledeu/
oligarch {n} (a member of an oligarchy)  :: 과두 /gwadu/
oligarchy {n} (Government by only a few)  :: 과두제 /gwaduje/
olive {n} (fruit)  :: 올리브 /ollibeu/
olive {n} (colour)  :: 올리브색 /ollibeusaek/
olive {n} (olive tree) SEE: olive tree  ::
olive oil {n} (oil pressed from olives)  :: 올리브유 /ollibeuyu/
Oliver {prop} (male given name)  :: 올리버 /Ollibeo/
olive tree {n} (tree that produces olives)  :: 올리브나무 /ollibeunamu/
olivine {n} (family of minerals forming orthorhombic crystals)  :: 감람석 /gamnamseok/
olla podrida {n} (Spanish stew of seasoned meat and vegetables)  :: 오야 포드리다 /oya podeurida/
Olympiad {n} (period of four years)  :: 올림피아드 /ollimpiadeu/
Olympic {adj} (of or pertaining to the Olympic Games)  :: 올림픽 /ollimpik/
Olympic Games {prop} (international multi-sport event inspired by the ancient festival, see also: Olympics)  :: 올림픽 경기 /Ollimpik gyeonggi/, 올림픽 /Ollimpik/
Olympics {prop} (sport event, see also: Olympic Games)  :: 올림픽 /Ollimpik/
Olympic Winter Games {prop} (Olympic Winter Games)  :: 동계 올림픽 /donggye ollimpik/
Olympus {prop} (mountain)  :: 올림포스 산 /Ollimposeu san/
om {n} (sacred syllable)  :: /唵, om/
O'Malley {prop} (Irish surname)  :: 오말리 /Omalli/
Oman {prop} (country in the Middle East)  :: ^오만 /Oman/
ombudsman {n} (official who investigates complaints)  :: 옴부즈만 /ombujeuman/
omega {n} (letter of the Greek alphabet)  :: 오메가 /omega/
omelette {n} (dish made with beaten eggs)  :: 오믈렛 /omeullet/
omertà {n} (code of silence amongst members of the Mafia or other criminal organization)  :: 오메르타 /omereuta/
omiai {n} (formal marriage interview) SEE: miai  ::
omicron {n} (Greek letter)  :: 오미크론 /omikeuron/
omission {n} (the act of omitting)  :: 생략 /saengnyak/ (省略)
omission {n}  :: 생략 (saengnyak)
om mani padme hum {phrase} (mantra)  :: 옴마니반메훔 /ommanibanmehum/
Omsk {prop} (large city in Russia)  :: 옴스크 /Omseukeu/
on {prep} (positioned at the upper surface of)  :: ...위에 /...wie/
once {adv} (one and only one time)  :: 한번 /hanbeon/
once again {adv} (one more time)  :: 다시 한번 /dasi hanbeon/, 또다시 /ttodasi/, 다시 /dasi/, 거듭 /geodeup/
once more {adv} (one more time) SEE: once again  ::
once upon a time {adv} (traditional beginning of children’s stories, especially fairy tales)  :: 옛날 옛적에 /yetnal yetjeoke/
oncology {n} (branch of medicine)  :: 종양학 /jong-yanghak/
ondol {n} (a Korean form of underfloor heating system)  :: 온돌 /ondol/, 구들 /gudeul/
one {num} (cardinal number 1)  :: 하나 /hana/, /han/ [adjective], /il/ ()
one {adj} (of a period of time)  :: /han/
one {adj} (a single, unspecified thing)  :: 어느 /eoneu/
one {adj} (sole, only)  :: 오직 /ojik/, 유일한 /yu-ilhan/
one {num} (ordinal number) SEE: first  ::
on earth {prep} (expletive giving emphasis after interrogative word)  :: 세상에 /sesang-e/
one-child policy {n} (a policy of population control)  :: 한 자녀 정책 /han janyeo jeongchaek/
one day {adv} (at unspecified time in the future)  :: 언젠가 /eonjenga/
one day {adv} (at unspecified time in the past)  :: 어느 날 /eoneu nal/, 하루는 /haruneun/
one for the road {n} (a final drink before one leaves)  :: 막잔 /makjan/
one hundred million {num} (number 100,000,000)  :: /eok/ ()
one hundred percent {adj} (complete, total)  :: 100% /baekpeosenteu/
one hundred percent {adv} (completely, totally)  :: 100 퍼센트 /baek peosenteu/, 100 프로 /baek peuro/
one million {num} (cardinal number 1000000) SEE: million  ::
one o'clock {n} (the start of the second hour)  :: 한시 /han-si/
one's {pron} (belonging to)  :: 자신의 /jasin-ui/
oneself {pron} (The person, previously mentioned)  :: 자신 /jasin/ (自身), 자기 /jagi/ (自己)
onesie {n} (baby garment)  :: 바디슈트 /badisyuteu/
one swallow does not a summer make {proverb} (one instance of an event does not necessarily indicate a trend)  :: 한 마리의 제비가 왔다고 봄이 온 것은 아니다 /han mariui jebiga watdago bomi on geodeun anida/
one thousand {num} (cardinal number 1000) SEE: thousand  ::
one up {n} (additional life)  :: 원 업 /won eob/
one-way {adj} (allowing movement in only one direction)  :: 일방통행 /ilbangtonghaeng/
one-way street {n} (road in which traffic is only allowed to proceed in one direction)  :: 일방통행로 /ilbangtonghaengno/
one-way ticket {n} (a ticket granting permission to travel to a place but not back)  :: 편도 티켓 /pyeondo tiket/
on foot {prep} (walking, jogging, running)  :: 걸어서 /georeoseo/
ongoing {adj} (continuing, permanent)  :: 지속적인 /jisokjeogin/
ongoing {adj} (presently or currently happening; being in progress)  :: 진행중인 /jinhaengjung-in/
onigiri {n} (Japanese rice ball)  :: 주먹밥 /jumeokbap/, 삼각김밥 /samgakgimbap/
onion {n} (plant)  :: 양파 /yangpa/
onion ring {n} (food)  :: 양파링 /yangparing/
online {adj} (connected to a network)  :: 온라인 /onnain/
online {adj}  :: 온라인 /onlain/
only {adj} (alone in a category)  :: 유일한 /yu-ilhan/, 하나밖에 없는 /hanabakke eomneun/
only {adv} (without others or anything further; exclusively)  :: ...만 /...man/, 오직 /ojik/
only {adv} (no more than)  :: 겨우 /gyeou/, 고작 /gojak/
only {adv}  :: 유일한 /yuilhan/
onomatopoeia {n} (word that sounds like what it represents)  :: 의성어 /eui-seong-eo/ (擬聲語)
on purpose {prep} (purposely, with intention)  :: 일부러 /ilbureo/
onsen {n} (a Japanese hot spring)  :: 온천 /oncheon/ (温泉), 온센 /onsen/
Ontario {prop} (Province in eastern Canada)  :: 온타리오 /Ontario/
onward {adv} (In a forward direction)  :: 앞으로 /ap-euro/
onyx {n} (a banded variety of chalcedony)  :: 오닉스 /onigseu/
oofless {adj} (poor) SEE: poor  ::
oolong {n} (oolong tea) SEE: oolong tea  ::
oolong tea {n} (a type of tea)  :: 우롱차 /urongcha/
oops {interj} (acknowledging a minor mistake)  :: 아차 /acha/
Oort Cloud {prop} (cloud of comets in the Solar System)  :: 오르트 구름 /Oreuteu gureum/
opal {n} (a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity)  :: 오팔 /opal/
open {adj} (not closed)  :: /yeon/
open {v} (to make something accessible)  :: 열다 /yeolda/
opera {n} (theatrical work)  :: 오페라 /opera/
opera house {n} (theatre for opera)  :: 오페라 극장 /opera geukjang/, 오페라 하우스 /opera hauseu/
operate {v}  :: 경영하다 /gyeong-yeonghada/
operating system {n} (software which controls computer)  :: 운영 체제 /unyeong cheje/ (運營體制), 오퍼레이팅 시스템 /opeoreiting siseutem/
operation {n} (method by which a device performs its function)  :: 작용 /jakyong/
operation {n} (surgical procedure)  :: 수술 /susul/
operation {n} (military campaign)  :: 작전 /jakjeon/
operetta {n} (lighter version of opera)  :: 오페레타 /opereta/
ophthalmologist {n} (eye specialist)  :: 안과의사 /an-gwa-uisa/
ophthalmology {n} (eye medicine)  :: 안과 /an-gwa/ (眼科), 안과학 /an-gwahak/ (眼科學)
opinion {n} (thought a person has formed about a topic)  :: 의견 /uigyeon/ (意見)
opium {n} (drug from opium poppy)  :: 아편 /apyeon/
opossum {n} (marsupial of the Didelphidae)  :: 주머니쥐 /jumeonijwi/
opponent {n} (rival)  :: 상대 /sangdae/ (相對)
opportunist {n} (someone who takes advantage of any opportunity)  :: 기회주의자 /gihoejuuija/
opportunity {n} (chance for advancement, progress or profit)  :: 기회 /gihoe/ (機會)
oppose {v}  :: 반대하다 (bandaehada)
opposite {adj} (located directly across from)  :: 반대의 /bandae-ui/
opposite sex {n} (the other gender to which one is referring)  :: 이성 /iseong/ (異性)
opposition {n} (political)  :: 반대 /bandae/, 야당 /yadang/, 재야당 /jaeyadang/
oppositionist {n} (a person who opposes; especially a member of an official opposition)  :: 반대론자 /bandaeronja/
oppress {v} (keep down by force)  :: 압박하다 /apbakhada/
oppression {n} (act of oppressing, or the state of being oppressed)  :: 압박 /apbak/, 압제 /apje/
optics {n} (physics of light and vision)  :: 광학 /gwanghak/ (光學)
optode {n} (optical sensor device)  :: 광센서 /gwangsenseo/
or {conj} (conjunction)  :: 또는 /ttoneun/
oral {adj} (relating to the mouth)  :: 구두의 /kudu-ui/, 입의 /ibui/
oral sex {n} (stimulation of the genitals using the mouth)  :: 구강 성교 /gugang seonggyo/, 오럴 섹스 /oreol sekseu/
orange {n} (tree)  :: 오렌지나무 /orenji-namu/
orange {n} (fruit)  :: 오렌지 /orenji/
orange {n} (colour)  :: 주황색 /juhwangsaek/
orange {adj} (having the colour of the fruit of an orange tree)  :: 주황색의 /juhwangsaegui/ (朱黃色 + 의)
orange blossom {n} (white flower of the orange tree)  :: 오렌지꽃 /orenjikkot/
orange juice {n} (juice of squeezed oranges)  :: 오렌지 주스 /orenji juseu/
orangutan {n} (arboreal anthropoid ape)  :: 오랑우탄 /orang-utan/
orb {n} (period of time marked off by the revolution of a heavenly body) SEE: year  ::
orb {n} (circle) SEE: circle  ::
orb {n} (orbit) SEE: orbit  ::
orb {n} (spherical body)  :: 천체 /cheonche/
orbit {n} (path of one object around another)  :: 궤도 /gwedo/ (軌道)
orbit {n} (eye socket) SEE: eye socket  ::
orbital cavity {n} (eye socket) SEE: eye socket  ::
orc {n} (evil monstrous humanoid creature)  :: 오크 /okeu/
orc {n} (Orcinus orca) SEE: orca  ::
orca {n} (Orcinus orca)  :: 범고래 /beomgorae/
orchard {n} (land for cultivation of fruit or nut trees)  :: 과수원 /gwasuwon/
orcharder {n} (orchardist) SEE: orchardist  ::
orchardist {n} (one who operates an orchard)  :: 과수원 주인 (gwasuwon juin)
orchestra {n} (large group of musicians who play together on various instruments)  :: 오케스트라 /okeseuteura/
orchid {n} (plant)  :: 난초 /nancho/ (蘭草)
order {n} (good arrangement)  :: 질서 /jilseo/ (秩序)
order {n} (command)  :: 명령 /myeongnyeong/ (命令)
order {n} (request for some product or service)  :: 주문 /jumun/ (注文)
order {n} (awarded decoration)  :: 훈장 /hunjang/ (勳章)
order {v} (to request some product or service)  :: 주문하다 /jumunhada/
ordered pair {n} (in set theory)  :: 순서쌍 /sunseossang/
ordinal number {n} (grammar: word used to denote relative position in a sequence)  :: 서수 /seosu/, 서수사 /seosusa/
ordinance {n} (a local law or regulation)  :: 조례 {n} /jorye/, 법령 {n} /beomnyeong/
ordinary {adj} (normal, routine)  :: 정규 /jeonggyu/, 보통의 /botong-ui/
ordinary differential equation {n} (equation)  :: 상미분방정식 /sangmibunbangjeongsik/
ore {n} (rock that contains materials that can be economically extracted and processed)  :: 광석 /gwangseok/
oregano {n} (plant)  :: 오레가노 /oregano/
Oregon {prop} (northwestern state of the United States of America)  :: 오리건 /Oregon/
Orenburg {prop} (city in Russia)  :: 오렌부르크 /Orenbureukeu/
organ {n} (part of an organism)  :: 기관 /gigwan/ (器官)
organ {n} (musical instrument)  :: 오르간 /oreugan/
organic chemist {n} (chemist whose field is organic chemistry)  :: 유기화학자 /yugihwahakja/
organic chemistry {n} (chemistry of carbon containing compounds)  :: 유기화학 /yugihwahak/
organic matter {n} (organic matter)  :: 유기물 /yugimul/
organise {v} (organize) SEE: organize  ::
organism {n} (living thing)  :: 생물 /saengmul/, 유기체 /yugiche/
organization {n} (group of people or other legal entities with an explicit purpose and written rules)  :: 조직 /jojik/
organize {v} (to arrange in working order)  :: 조직하다 /jojik-hada/
organize {v}  :: 조직하다 /jojikhada/
orgasm {n} (the peak of sexual pleasure)  :: 오르가슴 /oreugaseum/
Orient {prop} (Countries of Asia)  :: 동양 /Dongyang/ (東洋)
orientation {n}  :: 오리엔테이션 (orienteisyeon)
orifice {n} (orifice (see anus etc. for specific body cavities)) SEE: hole  ::
origami {n} (the Japanese art of paper folding)  :: 종이접기 /jong-ijeopgi/
origin {n}  :: 원천 /woncheon/, 근원 /geunwon/
original {adj} (first in a series)  :: 최초의 /choecho-ui/
original {adj}  :: 원래 (wollae)
original {n}  :: 고유 (goyu)
original character {n} (a fictional character in a fanwork)  :: 오리지날 캐릭터 /orijinal kaerikteo/
oriole {n} (any of the various colourful passerine birds)  :: 꾀꼬리 /kkoekkori/, [obsolete] 아리새 (arisae)
Orissa {prop} (Odisha) SEE: Odisha  ::
Oriya {prop} (language)  :: 오리야어 /oriya-eo/
ornament {n} (element of decoration)  :: 장신구 /jangsin-gu/
ornament {n} (musical flourish)  :: 음악 장신구 /eumak jangsin-gu/
ornithology {n} (scientific study of birds)  :: 조류학 /joryuhak/
orphan {n} (person whose (parent or) parents have died)  :: 고아 /goa/
orphanage {n} (a public institution for the care and protection of orphans)  :: 고아원 /goawon/ (孤兒院)
orphanarium {n} (orphanage) SEE: orphanage  ::
orthocenter {n}  :: 수심 /susim/
orthoclase {n} (potassium aluminum silicate)  :: 정장석 /jŏŋ.jaŋ.sŏg/
Orthodox Church {n} (the Eastern body of Christendom)  :: 정교회 /jeonggyohoe/
orthodoxy {n} (correctness in doctrine and belief)  :: 정설 /jeongseol/
orthodoxy {n} (the beliefs and practices of the Eastern Orthodox Church) SEE: Orthodoxy  ::
Orthodoxy {prop} (the Eastern Orthodox Church and its foundations)  :: 정교회 /jeonggyohoe/, 정교 /jeonggyo/
Oryol {prop} (a city in Russia)  :: 오룔 /Oryol/
Osaka {prop} (Ōsaka, a city in Honshū, Japan)  :: 오사카 /Osaka/, 오사까 /Osakka/ [North Korea]
Oscar {prop} (male given name)  :: 오스카 /Oseuka/
Oshawa {prop} (A city in Ontario)  :: 오샤와 /osyawa/
Oslo {prop} (the capital and a county municipality of Norway)  :: 오슬로 /Oseullo/
osmium {n} (chemical element)  :: 오스뮴 /oseumyum/
osmosis {n} (movement of molecules)  :: 삼투 /samtu/
osprey {n} (bird of prey)  :: 물수리 /mulsuri/
Ossetia {prop} (region in the Caucasus)  :: 오세티야 /Osetiya/
ostensible {adj}  :: 외면상 /oemyeonsang/
osteology {n} (study of bones)  :: 골학 /golhak, 骨學/
osteopenia {n} (the medical condition of having low bone density, but not low enough to be considered osteoporosis)  :: 골감소증 /golgamsojeung/
osteoporosis {n} (bone disease)  :: 골다공증 /goldagongjeung/ (骨多孔症)
ostrich {n} (large flightless bird)  :: 타조 /tajo/
otaku {n} (one with an obsessive interest in something such as anime or manga)  :: 오타쿠 /otaku/, 오덕후 /odeokhu/
other {adj} (not the one previously referred to)  :: 다른 /dareun/
other side {n} (afterlife) SEE: afterlife  ::
otiose {adj} (resulting in no effect)  :: 헛된 /heotdoen/
otitis {n} (inflammation of the ear)  :: 이염 /iyeom/
Otsu {prop} (a city of Japan)  :: 오쓰 /Osseu/
Ottawa {prop} (capital of Canada)  :: 오타와 /Otawa/
otter {n} (mammal)  :: 수달 /sudal/
Ottoman Empire {prop} (Ottoman Empire)  :: ^오스만 ^제국 /Oseuman Jeguk/
ou {n} (extinct honeycreeper)  :: 오우 /ou/
Ouagadougou {prop} (capital of Burkina Faso)  :: 와가두구 /Wagadugu/
ouch {interj} (expression of one's own physical pain)  :: 아야 /aya/
oud {n} (Arabic plucked string instrument)  :: 우드 /udeu/
ounce {n} (28.3495 g)  :: 온스 /onseu/
our {determiner} (belonging to us)  :: 우리의 /uri-ui/
ourselves {pron}  :: 우리 자신 (uri jasin)
oust {v} (to expel; to remove)  :: (일자리・권좌에서) 몰아내다 /moranaeda/
out {adv} (of a player, disqualified)  :: 아웃 /aut/
out {prep}  :: 밖으로 (bakkeuro)
out {n} (removal from play in baseball)  :: 아웃 /aut/
outback {adv} (Australian desolate desert area)  :: 아웃백 /autbaek/
outcry {n} (strong protest)  :: 외침 /oechim/
outer ear {n} (portion of ear)  :: 외이 /oei/
Outer Mongolia {prop} (East Asian region)  :: 외몽골 /Oe-Monggol/ (外蒙古)
outer space {n} (region)  :: 우주 /uju/
outfielder {n} (A player that plays in the outfield.)  :: 외야수 /oeyasu/
outing {n} (public revelation of homosexuality)  :: 아웃팅 /autting/
outlet {n} (vent)  :: 출구 /chulgu/ (出口)
outlet {n} (wall-mounted socket)  :: 콘센트 /konsenteu/
out of work {adj} (unemployed) SEE: unemployed  ::
outrage {n}  :: 침범 (chimbeom)
outskirts {n} (the edges or areas around a city or town)  :: 교외 /gyooe/, 근교 /geun-gyo/
outsourcing {n} (transfer business)  :: 아웃소싱 /aut-sosing/
outstanding {adj}  :: 걸출한 /geolchulhan/
oval {n} (shape like an egg or ellipse)  :: 타원 /tawon/, 달걀꼴 /dalgyalkkol/
oval {adj} (oval-shaped)  :: 타원형 /tawonhyeong/
Oval Office {prop} (office of the President of the United States)  :: 오벌 오피스 /obeol opiseu/
ovary {n} (female organ)  :: 난소 /nanso/ (卵巢)
oven {n} (chamber used for baking or heating)  :: 오븐 /obeun/
over {prep} (physical positioning: on top of; above)  :: 위에 /wie/
over {prep} (math: divided by)  :: 나누기 /nanugi/
overcoat {n} (garment)  :: 외투 /oetu/
overcome {v} (surmount, get the better of)  :: 극복하다 /geukbokhada/, 이겨내다 /igyeonaeda/
overfeed {v} (too feed too much to)  :: 과식하다 /gwasikhada/
overhead projector {n} (projector that projects an image over the heads of the viewers onto a screen)  :: 오버헤드 프로젝터 /obeohedeu peurojekteo/
overheat {v} (overheat) SEE: burn  ::
overmorrow {adv} (on the day after tomorrow) SEE: day after tomorrow  ::
overmorrow {n} (day after tomorrow) SEE: day after tomorrow  ::
overnight {n} (overnight stay)  :: 일박 /ilbak/
overpower {v} (overpower) SEE: compel  ::
overseas {adv} (abroad)  :: 해외 /hae-oe/, 국외 /gugoe/
overseas {adv} (across a sea)  :: 해외 /hae-oe/
overseas Chinese {n} (Huaqiao)  :: 화교 /Hwagyo/ (華僑)
overtake {v} (to pass a more slowly moving object)  :: 따라잡다 /ttarajapda/
over the moon {prep} (delighted, thrilled)  :: 기쁘다 /gippeuda/
over there {adv} (in that place)  :: 저기 /jeogi/, 저쪽 /jeojjok/
overtime {n} (worktime)  :: 시간외 근무 /sigan-oe geunmu/
overtime {n} (pay for overtime work)  :: 시간외 수당 /sigan-oe sudang/
overwork {n} (excessive work)  :: 과로 /gwaro/
oviduct {n} (duct through which an ovum passes)  :: 난관 /nangwan/ (卵管)
ovulation {n} (release of an ovum from the ovary)  :: 배란 /baeran/
ovum {n} (gamete)  :: 난자 /nanja/ (卵子)
owe {v} (to be in debt)  :: 빚지고 있다 /bitjigo itda/
owe {v}  :: 빚지다 /bitjida/
owl {n} (a bird)  :: 올빼미 /olppaemi/, 부엉이 /bueong-i/
own {v} (defeat) SEE: defeat  ::
own {v} (have rightful possession of)  :: 소유하다 /soyu-hada/
own {adj} (belonging to (determiner))  :: 자기의 /jagi-ui/
owner {n} (one who owns)  :: 소유자 /soyuja/ (所有者)
ownership {n} (legal status)  :: 소유권 /soyugwon/ (所有權)
own goal {n} (goal scored by player against their own team)  :: 자책골 /jachaekgol/
ox {n} (any bovine animal used as a beast of burden)  :: 악대소 /akdae-so/ , 불깐소 /bulkkan-so/
Oxford {prop} (city)  :: ^옥스포드 /Okseupodeu/
oxidation {n} (combination of a substance with oxygen)  :: 산화 /sanhwa/ (酸化)
oxidation {n} (chemical reaction)  :: 산화 /sanhwa/ (酸化)
oxide {n} (binary compound of oxygen)  :: 산화물 /sanhwamul/ (酸化物)
oxidization {n} (oxidation) SEE: oxidation  ::
oxygen {n} (chemical element)  :: 산소 /sanso/ (酸素)
oxygen {n} (atom of oxygen)  :: 산소 /酸素, sanso/
oxyhydrogen {adj} (using a mixture of hydrogen and oxygen)  :: 산수소 /酸水素, sansuso/
oyster {n} (mollusk, see also: clam; mollusc; mussel)  :: /gul/
oyster {n} (food)  :: /gul/
oyster sauce {n} (sauce from oysters)  :: 굴 소스 /gul soseu/
ozone {n} (O3)  :: 오존 /ojon/
ozone layer {n} (a region of the stratosphere)  :: 오존층 /ojon-cheung/