GUMBOIL
Gum"boil, n. (Med.)

Defn: A small suppurting inflamed spot on the gum.

GUMMA
Gum"ma, n.; pl. Gummata. Etym: [NL. So called from its gummy contents
See Gum.] (Med.)

Defn: A kind of soft tumor, usually of syphilitic origin.

GUMMATOUS
Gum*ma"tous, a. (Med.)

Defn: Belonging to, or resembling, gumma.

GUMMER
Gum"mer, n. Etym: [From 2d Gum.]

Defn: A punch-cutting tool, or machine for deepening and enlarging the spaces between the teeth of a worn saw.

GUMMIFEROUS
Gum*mif"er*ous, a. Etym: [L. gummi gum + -ferous.]

Defn: Producing gum; gum-bearing.