光年

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Chinese[edit]

simpl. and trad.

Pronunciation[edit]

Noun[edit]

光年

  1. light year

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, romaji -kōnen, historical hiragana くゎうねん)

  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”.