n, pl  -mas  or  -ma*ta   1  :  a benign tumor (as a wart or condyloma) resulting from an overgrowth of epithelial tissue on papillae of vascularized connective tissue (as of the skin)  2  :  an epithelial tumor caused by a virus .
 
 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2004.