backcross

American  

[bak-kraws, -kros] / ˈbækˌkrɔs, -ˌkrɒs /

verb (used with object)

1. to cross (a hybrid of the first generation) with either of its parents.

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noun

1. an instance of such crossing.

backcross British  

/ ˈbækˌkrɒs /

verb

1. to mate (a hybrid of the first generation) with one of its parents

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noun

1. the offspring so produced

2. the act or process of backcrossing

backcross Scientific  

/ băk′krôs′,-krŏs′ /

1. 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.

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1. The act of making such a cross.

2. An individual resulting from such a cross.

Etymology

Origin of backcross

First recorded in 1900–05; back ² + cross

Example Sentences

The process, known as a backcross, continues: The more backcrosses, the more the new variety will resemble the second parent.

From Reuters • Dec. 8, 2017

The process, known as a backcross, continues: The more backcrosses, the more the new variety will resemble the second parent.

From Reuters • Dec. 8, 2017

“The Evolution of Architecture,” by Rob Dunn, incorrectly refers to Jesse N. Weber and Hopi E. Hoekstra as creating a backcross of hybrid mice with oldfield mice.

From Scientific American • Mar. 8, 2015

The BILs were developed by one generation of backcross to Guangluai-4 followed with six generations of self-fertilization.

From Nature • Oct. 24, 2012

Irwin, M. R., and Cole, L. J. 1936.  Immunogenetic studies of species and of species hybrids in doves, and the separation of species-specific substances in the backcross.

From Myology and Serology of the Avian Family Fringillidae A Taxonomic Study by Stallcup, William B.