Definition - What does Capacity mean?
Capacity is the degree to which one is capable of doing something. In law, capacity frequently refers to the degree to which one is capable of doing things like signing contracts or being held accountable for a criminal act. In order to have the capacity to do something, one must be able to comprehend the nature and the consequences of the action.
Justipedia explains Capacity
Capacity is a term which reflects one's power to do certain things. If a person has the power to do something, then they are said to have the capacity to do it. If they do not have the power to do it, then they are said to not have the capacity to do it. For example, children under seven lack criminal capacity because they are too young to properly understand crime and its consequences.