n. In pathology, an enlargement of a part of the body from excessive growth or multiplication of its elements; specifically, an enlargement due to growth of the individual elements, as distinguished from hyperplasia, where there is a multiplication of the cellular elements.n. Figuratively, excessive growth or accumulation of any kind.n. In botany, a general term for all cases of excessive growth and increased size in the organs of plants, whether the increase is general or in a single direction.To become hypertrophous or enlarged from excessive nutrition.