pl. com·edo′nes· or com′edos·
a plug of dirt and fatty matter in a skin duct; blackhead
Origin of comedoL, glutton ; from comedere, to eat up: see comestible
nounpl. com·e·dos or com·e·do·nes
The primary lesion of acne vulgaris, consisting of a hair follicle that is occluded with sebum and keratin; a blackhead or whitehead.
Origin of comedoLatin comed&omacron;, glutton (from a comparison of the wormlike shape of the waxy material that can be squeezed from a blackhead to a worm believed to feed on the body), from comedere, to eat up : com-, intensive pref.; see com– + edere, to eat; see ed- in Indo-European roots.
- a blackhead
- 1964: Lying on, in, under her, I pore with squinnying eyes on a mole on that browngold rivercolour riverripple skin with its smell of sun, or else a tiny unsqueezed comedo by the flat and splaying nose. — Anthony Burgess, Nothing Like the Sun
From Latin comedō (“glutton”).