Definitions for "Total lung capacity"
the volume of gas in the lungs after maximal inspiration (= RV + VC) (i.e. the maximum the lungs hold)
The total amount of air in the lungs after a maximum inhalation; the sum of the vital capacity and the residual capacity.
The total amount of air in the lungs when a person has breathed in as far as possible. This is one of the measurements obtained in pulmonary function testing.