[ree-kom-buh-ney-shuh n]
  1. 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 of recombination

1820–30, for general sense; 1900–05 for current sense; re- + combination Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for recombination

Historical Examples of recombination

British Dictionary definitions for recombination


  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
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

Word Origin and History for recombination

1791, from re- + combination.

Online Etymology Dictionary, © 2010 Douglas Harper

recombination in Medicine


  1. 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.