JMdict: 1273060

光通信 【ひかりつうしん】

  1. [n] light-wave communication
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
光 Ray, Light コウ ひか.る, ひかり 2
通 Traffic, Pass Through, Avenue, Commute, Counter For Letters, Notes, Documents, Etc. ツウ, ツ とお.る, とお.り, -とお.り, -どお.り, とお.す, とお.し, -どお.し, かよ.う 2
信 Faith, Truth, Fidelity, Trust シン 4