Definition of gumma in English:

gumma

noun

Medicine
  • A small, soft swelling that is characteristic of the late stages of syphilis and occurs in the connective tissue of the liver, brain, testes, and heart.

    • ‘Many patients advance to tertiary syphilis with cardiac, neurologic, and cutaneous gummas, which are painless nodules, asymmetrically distributed in groups on the face and trunk.’
    • ‘If you have late syphilis, you may develop gummas (say: gum-mahs).’

Origin

Early 18th century: modern Latin, from Latin gummi (see gum).

Pronunciation:

gumma

/ˈɡəmə/