D defs.my
Entry 1 sense Webster, 1913

Hyperplasia

/hīpˌ-ẽrp-lāzh'-ä/ · Hy·per·pla·si·a · IPA /ˌhaɪ.pɚˈpleɪ.ʒə/
01 n. An increase in, or excessive growth of, the normal elements of any part.
  1. 1.
    An increase in, or excessive growth of, the normal elements of any part.(Med. & Biol.)