|Origin:||capacité, from Latin capacitas, from capax; CAPACIOUS|
ca‧pac‧i‧ty S3 W2 plural capacities
the amount of space a container, room etc has to hold things or people
The fuel tank has a capacity of 40 litres.
The room had seating capacity for about 80.
The orchestra played to a capacity crowd (=the largest number of people who can fit into a hall, theatre etc).
All the hotels were filled to capacity.
2 [uncountable and countable]
someone's ability to do something
a child's capacity for learning
an infinite capacity for love
capacity to do something
a capacity to think in an original way
3 [singular] formal
someone's job, position, or duty [= role]
in a professional/official etc capacity
Rollins will be working in an advisory capacity on this project.
(do something) in your capacity as something
I attended the meeting in my capacity as chairman of the safety committee.
4 [singular, uncountable]BB
the amount of something that a factory, company, machine etc can produce or deal with:
The company has the capacity to build 1500 trucks a year.
The factory has been working at full capacity. (=making the most amount of things that it can)
5 [singular, uncountable]
the size or power of something such as an engine:
The tax on cars is still based on engine capacity.