や否や

やいなやyainaya

expression

  1. the minute (that) ...
  2. no sooner than ...
  3. as soon as
  4. whether or not

Kanji in this word

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences