carcinoma Meaning, Definition & Usage

  1. noun any malignant tumor derived from epithelial tissue; one of the four major types of cancer

WordNet

Car`ci*no"ma noun
Etymology
L., fr. Gr. , fr. crab, cancer. See -oma.
Definitions
  1. (Med.) A cancer. By some medical writers, the term is applied to an indolent tumor. See Cancer. Dunglison.

Webster 1913