different between blackhead vs blacklead

blackhead

English

Etymology

black + head

Noun

blackhead (countable and uncountable, plural blackheads)

  1. (countable, 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.
  2. (uncountable) A form of histomoniasis in poultry, characterized by cyanotic discoloration on the bird's head.
  3. (countable) A scaup: any of various ducks of the genus Aythya.

Translations

Further reading

  • blackhead on Wikipedia.Wikipedia
  • Blackhead in the 1920 edition of Encyclopedia Americana.

blackhead From the web:



blacklead

English

Etymology

black +? lead

Verb

blacklead (third-person singular simple present blackleads, present participle blackleading, simple past and past participle blackleaded)

  1. To cover, treat or polish with graphite

Noun

blacklead (uncountable)

  1. Alternative form of black lead

blacklead From the web:

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