ぎゃっこうせん 逆光線 LinksSentence search for 逆光線Sentence search for ぎゃっこうせんSentence search for ぎゃくこうせんKanji details for 逆, 光 and 線Edit in JMdict Noun1. backlight (in photography, etc.); illumination (of the subject) from behindSee also 逆光Other forms逆光線 【ぎゃくこうせん】 Discussions Log in to talk about this word.