absent-minded
adjective /ˌæbsənt ˈmaɪndɪd/
/ˌæbsənt ˈmaɪndɪd/
- tending to forget things, perhaps because you are not thinking about what is around you, but about something else synonym forgetful
- Grandpa’s becoming quite absent-minded.
- an absent-minded professor/scientist
Oxford Collocations DictionaryAbsent-minded is used with these nouns:- professor