Definition of Blackhead in English :
Define Blackhead in English
Blackhead meaning in English
Meaning of Blackhead in English
Pronunciation of Blackhead in English
Blackhead pronunciation in English
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Blackhead
see synonyms of blackheadNoun
WordNet Lexical Database for English. Princeton University. 2010.
Blackhead
see synonyms of blackheadnoun
1.
a black-tipped plug of fatty matter clogging a pore of the skin, esp the duct of a sebaceous gland
. Technical name: comedo2.
an infectious and often fatal disease of turkeys and some other fowl caused by the parasitic protozoa Histomonas meleagridis
. Technical name: infectious enterohepatitis3.
any of various birds, esp gulls or ducks, with black plumage on the head
Collins English Dictionary. Copyright © HarperCollins Publishers
Blackhead
see synonyms of blackhead noun
1.
any of various black-headed birds, esp. the scaup duck
2.
a black-tipped plug of dried fatty matter in a pore of the skin
3. US
an infectious disease of the intestines and liver of turkeys, chickens, etc. caused by a protozoan (Histomonas meleagridis) and characterized by a dark, discolored comb
4.
the parasitic larva of a freshwater mussel (family Unionidae) encysted in the gills, etc. of a fish
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.
Blackhead
see synonyms of blackheadn.
1. A skin lesion consisting of a hair follicle that is occluded with sebum and keratin, appearing black at the surface.
2. An infectious disease of turkeys and some wildfowl that is caused by a protozoan (Histomonas meleagridis) and results in lesions of the intestine and liver. Also called enterohepatitis, histomoniasis, infectious enterohepatitis.
3. Any of various birds, such as the scaup, with dark head markings.
The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.