n. [ Cf. F. végétation, L. vegetatio an enlivening. See Vegetable. ] [ 1913 Webster ]
1. The act or process of vegetating, or growing as a plant does; vegetable growth. [ 1913 Webster ]
2. The sum of vegetable life; vegetables or plants in general; as, luxuriant vegetation. [ 1913 Webster ]
3. (Med.) An exuberant morbid outgrowth upon any part, especially upon the valves of the heart. [ 1913 Webster ]
Vegetation of salts (Old Chem.), a crystalline growth of an arborescent form. [ 1913 Webster ]