blackhead
Meanings
noun
- A type of comedo, a skin blemish, a type of acne vulgaris, where a pore becomes clogged with a dark, hard, cheesy keratin-filled substance forming a hard black "head" on the skin's surface.
- A form of histomoniasis in poultry, characterized by cyanotic discoloration on the bird's head.
- A scaup: any of various ducks of the genus Aythya.
Pronunciation
Word forms
Etymology
From black + head.
Synonyms
Derived words
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