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Blackhead - What does it mean?

blackhead | |

blackhead

English

Noun

(en noun)
  • (medicine) A 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: a kind of duck.

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    Not English

    has no English definition. It may be misspelled.