온돌

Korean

FWOTD – 31 January 2017

Etymology

Sino-Korean word from 溫突/溫堗 (溫突 / 溫堗). Literally "warm stone".

Pronunciation

• (SK Standard/Seoul) IPA^(key): [o̞ndo̞ɭ]
• Phonetic hangul: [온돌]

Romanizations
Revised Romanization?	ondol
Revised Romanization (translit.)?	ondol
McCune–Reischauer?	ondol
Yale Romanization?	ontol

Noun

온돌 • (ondol) (hanja 溫突/溫堗)

1. ondol, hypocaust (a Korean form of underfloor heating that uses direct heat transfer from wood smoke to the underside of a thick masonry floor)
   • 1972, 온돌의열효율향상에관한연구 [A study on improving the thermal efficiency of ondols], College of Engineering, Seoul National University

Synonyms

• (obsolete) 구돌 (gudol): hypocaust (literally, "fired stone")
• 구들 (gudeul): hypocaust (literally, "fired stone")
• 바닥난방 (바닥煖房, badangnanbang): hypocaust, floor heating, underfloor heating
• 전도난방 (傳導煖房, jeondonanbang): conduction heating

Antonyms

• 난로 (煖爐, nallo): stove, fireplace
• 벽난로 (壁煖爐, byeongnallo): fireplace
• 복사난방 (輻射煖房, boksananbang): radiation heating

Derived terms

• 온돌방 (ondolbang): ondol or hypocaust room

See also

• 부뚜막 (buttumak): hearth, furnace
• 아궁이 (agung'i): fuel hole
• 고래 (gorae): underfloor flue
• 굴뚝 (gulttuk): chimney
• 연돌 (煙突, yeondol): chimney