What does 光 mean?
光 is a Japanese noun meaning “light (brightness)” in English. It is written as 光 in kanji, ひかり in hiragana, and hikari in romaji. This word is part of JLPT N4 vocabulary.
Example sentences
窓から明るい光が入ってきます。
Bright light is coming in through the window.
星の光がとてもきれいです。
The light from the stars is beautiful.