The Collaborative International Dictionary
                    Myxomata
                    
                        
                
                                                                    Myxoma \Myx*o"ma\, n.; pl. Myxomata. [NL., fr. Gr. ? mucus + -oma.] (Med.) A tumor made up of a gelatinous tissue resembling that found in the umbilical cord.
Wiktionary
                    myxomata
                    
                        
                
                                                                    n. (plural of myxoma English)
WordNet
                    myxoma
                    
                        
                
                                                        n. a benign tumor of connective tissue containing jellylike material
[also: myxomata (pl)]
                    myxomata
                    
                        
                
                                                                    See myxoma