noun, adverb

  1. a minute, moment, an instant.

adjectival noun or quasi-adjective, noun

Also written as 一国, 一克, 一剋.
  1. stubborn, hot-headed.

Variations

Pronunciation Kanji Kana Is Common
一刻 いっこく

Contained Kanji Breakdown

one, one radical (no.1)
イチ いっ ひと- (1st, N5)
engrave, cut fine, chop
コク きざ.む (6th, N3)
sign of the hog, 9-11PM, twelfth sign of the Chinese zodiac
い ガイ り (Kentei Pre-1, N1)
kettle lid radical (no. 8)
トウ (Kentei 1)
the fore-arm(厷) variant
katakana no radical (no. 4)
ヘツ えい よう (Kentei 1)
person
ひと ニン ジン (1st, N5)
knife, standing sword radical (no. 18)
トウ