有効

ゆうこう

Meanings

  • Adjective / Noun

    na-adjective, common noun
    1. validity; legality; availability; effectiveness.

      Antonym(s): 無効 .

Word informations

  • Common word: yes
  • JLPT Level: 3

Kanji

有possess, have, exist, happen, occur, approx
効merit, efficacy, efficiency, benefit

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