Meaning of “capacity” - Learner’s Dictionary

capacity

noun uk us /kəˈpæsəti/
CONTAIN [ C, U ]

B2 the largest amount or number that a container, building, etc can hold:

The restaurant has a capacity of about 200.
The stadium was filled to capacity (= completely full).
PRODUCE [ U ]

the amount that a factory or machine can produce:

The factory is operating at full capacity (= producing as much as possible).
ABILITY [ C ]

B2 the ability to do, experience, or understand something:

She has a great capacity for love.
JOB [ C ]

a position or job:

He attended over 100 events last year in his capacity as mayor.

(Definition of “capacity” from the Cambridge Learner’s Dictionary © Cambridge University Press)