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backcross

[bak-kraws, -kros] /ˈbækˌkrɔs, -ˌkrɒs/ Genetics.
verb (used with object)
1.
to cross (a hybrid of the first generation) with either of its parents.
noun
2.
an instance of such crossing.
Origin of backcross
1900-1905
1900-05; back2 + cross
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for backcross
  • The other approach is through the more difficult backcross method.
  • Recently scientists have found promise in a method called backcross breeding.
  • Only then did teosinte backcross with its wild corn parent, he argued, leading to modern corn.
  • Linkage mapping of domestication loci in a large maize-teosinte backcross resource.
British Dictionary definitions for backcross

backcross

/ˈbækˌkrɒs/
verb
1.
to mate (a hybrid of the first generation) with one of its parents
noun
2.
the offspring so produced
3.
the act or process of backcrossing
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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backcross in Medicine

backcross back·cross (bāk'krôs')
v. back·crossed, back·cross·ing, back·cross·es
To cross a hybrid with one of its parents, or with an individual genetically identical to one of its parents. n.

  1. The act of making such a cross.

  2. An individual resulting from such a cross.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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backcross in Science
backcross
  (bāk'krôs', -krŏs')   
Verb  To cross a hybrid with one of its parents or with an individual genetically identical to one of its parents. Backcrossing is used in research to isolate genetic characteristics found in one of the parents.

Noun  
  1. The act of making such a cross.

  2. An individual resulting from such a cross.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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