noun \ˈgəm-ə\
plural gummas also gum·ma·ta \ˈgəm-ət-ə\

Definition of GUMMA

: a tumor of gummy or rubbery consistency that is characteristic of the tertiary stage of syphilis
gum·ma·tous \-ət-əs\ adjective

Seen & Heard

What made you want to look up gumma? Please tell us where you read or heard it (including the quote, if possible).