Capacity

Capacity or capacities may refer to:

Mathematics, science, and engineering

Capacity of a container, closely related to the volume of the container
Capacity of a set, in Euclidean space, the total charge a set can hold while maintaining a given potential energy
Capacity factor, the ratio of the actual output of a power plant to its theoretical potential output
Storage capacity (energy), the amount of energy that the storage system of a power plant can hold
Nameplate capacity, the intended full-load sustained output of a facility such as a power plant
Heat capacity, a measurement of changes in a system's internal energy
Combining capacity, another term for valence in chemistry
Battery capacity, the amount of electric charge a battery can deliver at the rated voltage

Data storage capacity, amount of stored information that a storage device or medium can hold
Channel capacity, the highest rate at which information can be reliably transmitted

Carrying capacity, the population size of a species that its environment can sustain
Capacity planning, the process of determining the production resources needed to meet product demand
Capacity building, strengthening the skills, competencies and abilities of developing societies
Productive capacity, the maximum possible output of an economy
Capacity management, a process used to manage information technology in business
Capacity utilization, the extent to which an enterprise or a nation uses its theoretical productive capacity
Road capacity, the maximum traffic flow rate that theoretically may be attained on a given road
Seating capacity, the number of people who can be seated in a specific space