noun

  1. speed of light.

Variations

Pronunciation Kanji Kana Is Common
光速 こうそく

Contained Kanji Breakdown

ray, light
ひかり コウ ひか.る (2nd, N3)
high & level, lofty, bald
コツ (Kentei 1)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
legs radical (no. 10)
ジン ニン がい (Kentei 1)
quick, fast
ソク はや.い すみ.やか (3rd, N3)
bundle, sheaf, ream
ソク たば つか (4th, N3)
tree, wood
き モク こ- (1st, N5)
mouth
くち コウ ク (1st, N4)