Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “at”

at

preposition (PLACE/TIME)   /æt, ət/
used to show a particular place or a particular time: I’ll meet you at the theater at 7:45 tonight. Call me at work. There’s someone at the door (= outside the door). I wasn’t here to meet you because I was in Detroit at the time (= then).
(Definition of at preposition (PLACE/TIME) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of at

Definitions of “at” in other dictionaries

Word of the Day

handout

a document given to students or reporters which contains information about a particular subject

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