1. highly malignant carcinoma composed of small round or egg-shaped cells with little cytoplasm; lung cancers are frequently oat cell carcinomas; [syn: oat cell carcinoma, small cell carcinoma]
WordNet (r) 3.0 (2006):
oat cell carcinoma
n 1: highly malignant carcinoma composed of small round or egg-
shaped cells with little cytoplasm; lung cancers are
frequently oat cell carcinomas [syn: oat cell carcinoma,
small cell carcinoma]