Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

September

noun [C or U]
 
 
/sepˈtem.bər/ US  /-bɚ/ (written abbreviation Sept.)

Definition

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.Names of months
(Definition of September noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“September” in other dictionaries

Word of the Day

everything under the sun

everything that exists or is possible

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More