noun, adverb

  1. on the brink of.
  2. morning and evening, day and night.

Variations

Pronunciation Kanji Kana Is Common
旦夕 たんせき

Contained Kanji Breakdown

daybreak, dawn, morning
タン あき.らか あきら (11th, N1)
day, sun, Japan
ひ にっ ニチ (1st, N5)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
evening
ゆう セキ ゆ (1st, N4)