irregularity
🇺🇸
/ɪˌreɡjəˈlærəti/
🇬🇧
/ɪˌreɡjəˈlærəti/
Something that does not follow the usual rules or patterns.
The teacher noticed an irregularity in the pattern of the student's answers.
先生は生徒の回答のパターンに不規則性を気づいた。
Something that does not happen regularly or as expected.
He experienced an irregularity in his sleep patterns that concerned him.
彼は自分の睡眠パターンの不規則性を経験したことが気になった。
Something that is not even or smooth in shape or arrangement.
The irregularity on the surface made it difficult to paint evenly.
表面の不規則性が一様に塗装するのを難しくした。