こう
光
そく
速

noun

  1. speed of light.

Variations

Pronunciation Kanji Kana Is Common
こう
光
そく
速
 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)