Definition from Wiktionary, the free dictionary
- (countable, medicine) An increase in the size of an organ due to swelling of the individual cells
- (uncountable, bodybuilding) Increase in muscle size through increased size of individual muscle cells; a result of weightlifting, and other exercise. It differs from muscle hyperplasia, which is the formation of new muscle cells.
an increase in the size of an organ due to swelling of the individual cells
to increase in size