明暗境界線 めいあんきょうかいせん Meanings Noun terminator; twilight zone Kanji 明 clear. Read as メイ. 暗 dark. Read as アン. 境 border. Read as キョウ. 界 realm. Read as カイ. 線 line. Read as セン. Word lists Astronomy Jinuma: Japanese Dictionary · Word lists