Septembernoun [ C or U ]
uk/sepˈtem.bər/us/sepˈtem.bɚ/written abbreviation Sept.A1 the ninth month of the year, after August and before October:
My mother's birthday is in September.
School starts on 3 September.
Claudia is starting school next September.
More examples
- Her birthday is in September.
- She starts her new school in September.
Thesaurus: synonyms and related words
The seasons
- April
- august
- Dec
- December
- February
- January
- July
- June
- march
- may
- November
- October