JMdict: 2399400

必要不可欠 【ひつようふかけつ】

  1. [adj-na,adj-no] absolutely essential; indispensable; vital; critical
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
必 Invariably, Certain, Inevitable ヒツ かなら.ず
要 Need, Main Point, Essence, Pivot, Key To ヨウ い.る, かなめ
不 Negative, Non-, Bad, Ugly, Clumsy フ, ブ
可 Can, Passable, Mustn't, Should Not, Do Not カ, コク -べ.き, -べ.し
欠 Lack, Gap, Fail, Yawning Radical (no. 76) ケツ, ケン か.ける, か.く