Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “capacity”


noun [C/U] (AMOUNT)   /kəˈpæs·ɪ·t̬i/
the amount that can be held or produced by something: [C] The stadium has a seating capacity of 50,000. [U] The theater was full to capacity that night.
(Definition of capacity noun (AMOUNT) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of capacity

More American English definitions for “capacity”

Definitions of “capacity” in other dictionaries

Word of the Day


showing a wish to help or bring advantages to others, even if it results in disadvantage for yourself

Word of the Day


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