Home/Vocab Vault/展開展開展開てんかいdevelopmentN2NounFreq. #1048businessmathtechnologyMeanings1development2evolution3progression4unfolding5(plot) twist6expansion7spreading out8extending9deployment10building up11expansion (of an algebraic expression)12development (of a three-dimensional shape)13extraction (of compressed data)14decompression15unpacking16sharing (information)Related WordsSame Kanji開けるあけるto open (a door, etc.)開くあくto open (e.g. doors)打開だかいbreak in the deadlock発展はってんdevelopmentPractice 展開 in JIVXReinforce this word with AI-graded sentence practice and spaced repetition.Start Practicing Free