What does 一瞬 mean?
一瞬 is a Japanese noun meaning “a moment, an instant” in English. It is written as 一瞬 in kanji, いっしゅん in hiragana, and isshun in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
それは私にとってはらはらする一瞬だった。
It was a nervous moment for me.