JMdict: 1165450

一日の長 【いちじつのちょう】

  1. [exp,n] slight superiority (in knowledge, experience, ability, etc.)
  2. [exp,n] being slightly older
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
一 One, One Radical (no.1) いち, いつ ひと-, ひと.つ
日 Day, Sun, Japan, Counter For Days にち, じつ ひ, -び, -か
長 Long, Leader, Superior, Senior ちょう なが.い, おさ