comedo

UK: /ˈkɒmɪˌdəʊ/ US: (kom′i dō′)

Inflections of 'comedo' (n):

comedos

npl

comedones

npl

WordReference Random House Unabridged Dictionary of American English © 2026

com•e•do  (kom′i dō′), n., pl. com•e•dos, com•e•do•nes (kom′i dō′nēz). [Med.]

1. Pathology a thickened secretion plugging a duct of the skin, esp. of a sebaceous gland;
   blackhead.

• Neo-Latin; Latin: glutton, equivalent. to comed(ere) to consume, eat up (com- com- + edere to eat) + -ō agent suffix
• 1865–70

Collins Concise English Dictionary © HarperCollins Publishers::

comedo / ˈkɒmɪˌdəʊ/ noun (comedos, comedones / ˌkɒmɪˈdəʊniːz/)

1. the technical name for blackhead

Etymology: 19th Century: from New Latin, from Latin: glutton, from comedere to eat up, from com- (intensive) + edere to eat