noun, takes genitive case の

  1. all, everything, entirety, the whole.

adverb

With neg. verb.
  1. absolutely (not), (not) at all, (none) whatsoever, without exception.

Variations

Pronunciation Kanji Kana Is Common
一切 いっさい

Contained Kanji Breakdown

one, one radical (no.1)
イチ いっ ひと- (1st, N5)
cut, cutoff, be sharp
き.る セツ サイ (2nd, N4)
seven
なな シチ なの (1st, N5)
sword, saber, knife
かたな トウ ち (2nd, N1)