Melanoglossia is a medical condition in which the tongue becomes blackened. This is usually caused by a bacterial infection or allergic reaction. ...
Synonym: black tongue. ... Origin: melano-+ G. Glossa, tongue ... (05 Mar 2000) ... 
Type: Term Pronunciation: mel′ă-nō-glos′ē-ă Synonyms: black tongue
melanoglossia A black tongue, or a medical condition in which the tongue turns black. This condition is usually caused by a bacterial infection or an allergic reaction.