Explore Words Kanji Grammar Guides

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

発光素子 (はっこうそし, hakkousoshi) Japanese meaning | Kotomora

発はっ光こう素そ子し

は

っ

こ

う

そ

し

Meanings

1

light-emitting element; light emitter

Technical term used in fiber optics and electronics for a component that emits light, such as an LED or laser diode.

光ひかりファイバー通つう信しんでは、発はっ光こう素そ子し

と

し

て

レーザーダイオード

が

使つか

わ

れる

。

In fiber-optic communication, laser diodes are used as light-emitting elements.

Kanji

発departure, discharge, publish
光ray, light
素elementary, principle, naked
子child, sign of the rat, 11PM-1AM

Related words

受じゅ光こう素そ子し
受光素子 is a light-receiving element, the counterpart to 発光素子.
LED
LED is a common type of 発光素子, but 発光素子 is a broader category that includes laser diodes and other emitters.

Built from

発はっ光こう+素そ子し

Etymology

Compound of 発光 (はっこう, 'light emission') and 素子 (そし, 'element, device').