〔例外的な〕exceptional, extraordinary;〔前例のない〕unprecedented
- 彼が我々の会議に出るなんて異例のことだ
- It's very unusual for him to attend our meeting.
- 25歳で異例の昇進をして課長になった
- He won promotion to section chief at the unprecedented age of twenty-five.
- こんな暑さは9月にしては異例だ
- Such heat is exceptional for September.