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black fly

any of the minute, black gnats of the dipterous family Simuliidae, having aquatic larvae.
Also called buffalo gnat.
Origin of black fly
1600-10 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for black-fly
Historical Examples
  • The actual nature of the toxic agent in the black-fly is left a matter of speculation.

    Handbook of Medical Entomology William Albert Riley
  • Dinky-Dunk, I notice, is as restive as a bull-moose in black-fly season.

    The Prairie Child Arthur Stringer
  • This would explain the rle of the eosinophiles in the black-fly lesion.

    Handbook of Medical Entomology William Albert Riley
  • Aphides or black-fly may be destroyed by tobacco dust and syringing well with an infusion of soft soap.

  • There was some kind of an animal inside my shirt, and one that made a mosquito, black-fly, or flea seem tame.

  • The black-fly, Simulium venustum, inflicts a painless bite, with ecchymosis and hmorrhage at the site of puncture.

    Handbook of Medical Entomology William Albert Riley
British Dictionary definitions for black-fly

black fly

any small blackish stout-bodied dipterous fly of the family Simuliidae, which sucks the blood of man, mammals, and birds See also buffalo gnat
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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black-fly in Medicine

black fly n.
Any of various small dark humpbacked flies of whom the females are aggressive biters and serve as vectors in the transmission of onchocerciasis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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