Word Study
comedo
CIDE DICTIONARY
comedo, n. [L., a glutton. See Comestible.].
A small nodule or cystic tumor, common on the nose, etc., which on pressure allows the escape of a yellow wormlike mass of retained oily secretion, with a black head (dirt). [1913 Webster]
OXFORD DICTIONARY
comedo, n. (pl. comedones) Med. a blackhead.
Etymology
L, = glutton f. comedere eat up
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