Hyperplasia

Chamber's Twientieth Century Dictionary · 1908 · p. 51

hī-per-plā′si-a, n. ( path. ) overgrowth of a part due to exce ive multiplication of its cells.— adjs. Hyperplas′ic , Hyperplas′tic . [Gr. hyper , over, plasis , a forming— pla ein , to form.]