recombination

recombination

[ree-kom-buh-ney-shuhn]
Genetics.
the formation of new combinations of genes, either naturally, by crossing over or independent assortment, or in the laboratory by direct manipulation of genetic material.

Origin:
1820–30, for general sense; 1900–05 for current sense; re- + combination

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World English Dictionary
recombination (ˌriːkɒmbɪˈneɪʃən)
 
n
1.  genetics any of several processes by which genetic material of different origins becomes combined. It most commonly occurs between two sets of parental chromosomes during production of germ cells
2.  physics the union of free electrons and holes in a semiconductor or of free ions and electrons in a plasma

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American Heritage
Medical Dictionary

recombination re·com·bi·na·tion (rē'kŏm-bə-nā'shən)
n.
The natural formation in offspring of genetic combinations not present in parents by the processes of crossing over or independent assortment.

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