光年

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Japanese[edit]

Kanji in this term
こう
Grade: 2
ねん
Grade: 1
on'yomi

Etymology[edit]

/kwaunen/ > /kwoːnen/ > /koːnen/.

Pronunciation[edit]

Counter[edit]

光年 (hiragana こうねん, historical hiragana くゎうねん, romaji -kōnen)

  1. a unit of length equivalent to the distance that light travels in a year; a light year
    宇宙直径は約930億光年だ。
    うちゅうのちょっけいはやく930おくこうねんだ。
    Uchū no chokkei wa yaku 930 oku kōnen da.
    The diameter of the universe is some ninety-three billion light years.

Korean[edit]

Hanja in this word

Noun[edit]

光年 (gwangnyeon) (hangeul 광년)

  1. Hanja form? of 광년, “light year”.

Mandarin[edit]

simpl. and trad.

Pronunciation[edit]

Mandarin (Standard Chinese, Beijing)
Pinyin guāngnián
Zhuyin ㄍㄨㄤ ㄋㄧㄢˊ
IPA (key) /ku̯ɑŋ⁵⁵ ni̯ɛn³⁵/

Noun[edit]

光年 (traditional and simplified, Pinyin guāngnián)

  1. light year