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[kraws-breed, kros-] /ˈkrɔsˌbrid, ˈkrɒs-/
verb (used with object), crossbred, crossbreeding.
to produce (a hybrid); hybridize.
verb (used without object), crossbred, crossbreeding.
to undertake or engage in hybridizing; hybridize.
a crossbred.
Origin of crossbreed
First recorded in 1665-75; cross- + breed Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for cross-breeding
Historical Examples
  • cross-breeding is necessary to make species, but true breeding preserves them.

    Evolution Joseph Le Conte
  • Both the wool and the mutton have been improved by cross-breeding with good stock.

    Commercial Geography Jacques W. Redway
  • cross-breeding in plants consists in fertilizing one variety with the pollen of another variety of the same species.

  • The cross-breeding of stock was another subject he had taken up.

    In the Heart of Vosges Matilda Betham-Edwards
  • These are merged by cross-breeding into the original type, which, therefore, remains unchanged.

    Evolution Joseph Le Conte
  • In the animal kingdom the mule is a common example of this cross-breeding.

    Agriculture for Beginners Charles William Burkett
  • Individual varieties are constantly being formed and again funded back into the common stock by cross-breeding.

    Evolution Joseph Le Conte
  • But the product of a hundred years of cross-breeding was a splendid type of citizenship.

    The Old Northwest Frederic Austin Ogg
  • It may be compared to cross-breeding in animals, though the process does not exactly correspond.

    The Romance of Plant Life G. F. Scott Elliot
  • The cause of that lies very likely in the nutrition of the young fry, and perhaps, also, partly in cross-breeding.

British Dictionary definitions for cross-breeding


verb -breeds, -breeding, -bred
Also interbreed. to breed (animals or plants) using parents of different races, varieties, breeds, etc
the offspring produced by such a breeding
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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cross-breeding in Science
Verb  To produce a hybrid animal or plant by breeding two animals or two plants of different species or varieties. For example, crossbreeding a male donkey with a female horse will produce a mule.

Noun  An animal or a plant produced by breeding two animals or plants of different species or varieties; a hybrid.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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cross-breeding in Culture

cross-breeding definition


The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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