What does 一切 mean?
一切 is a Japanese noun meaning “without exception, the whole” in English. It can also be translated as “absolutely (not)” depending on context. It is written as 一切 in kanji, いっさい in hiragana, and issai in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
それは他のいっさいに勝っている。
It is paramount to all the others.