ながあいだ 長い間 Common word LinksSentence search for 長い間Sentence search for ながいあいだSentence search for 長いあいだSentence search for ながい間Kanji details for 長 and 間Edit in JMdict Expressions (phrases, clauses, etc.), Noun, Adverb (fukushi)1. long time; long interval; for quite some timeOther forms長いあいだ 【ながいあいだ】、ながい間 【ながいあいだ】 Discussions Log in to talk about this word.