The Collaborative International Dictionary of English v.0.48:
Papilloma \Pap`il*lo"ma\, n.; pl. Papillomata. [NL. See Papilla, and -Oma.] (Med.) A tumor formed by hypertrophy of the papill[ae] of the skin or mucous membrane, as a corn or a wart. --Quain. [1913 Webster]WordNet (r) 3.0 (2006):
papilloma n 1: a benign epithelial tumor forming a rounded mass [syn: papilloma, villoma, papillary tumor, papillary tumour]