The Collaborative International Dictionary of English v.0.48:
Verruca \Ver*ru"ca\, n.; pl. Verrucae. [L. Cf. Verrugas.] 1. (Med.) A wart. [Webster 1913 Suppl.] 2. (Zool.) A wartlike elevation or roughness. [Webster 1913 Suppl.]WordNet (r) 3.0 (2006):
verruca n 1: (pathology) a firm abnormal elevated blemish on the skin; caused by a virus [syn: wart, verruca]