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单词 introgression
释义

introgression

[ in-truh-gresh-uhn ]
/ ˌɪn trəˈgrɛʃ ən /
SEE SYNONYMS FOR introgression ON THESAURUS.COM

noun Genetics.

the introduction of genes from one species into the gene pool of another species, occurring when matings between the two produce fertile hybrids.
Also called in·tro·gres·sive hybridiza·tion [in-truh-gres-iv]. /ˌɪn trəˈgrɛs ɪv/.

Origin of introgression

First recorded in 1930–35 (earlier in literal sense of Latin ); from Latin intrōgress(us) past participle of intrōgredī “to go in, enter” (intrō- “within, inward” + -gred-, combining form of grad(ī) “to proceed, walk” + -tus past participle suffix, with -dt- becoming -ss- ); see -ion,intro-

Words nearby introgression

introduce, introducer, introduction, introductory, introflection, introgression, introit, introitus, introject, introjection, intromission
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for introgression

introgression
/ (ˌɪntrəˈɡrɛʃən) /

noun

the introduction of genes from the gene pool of one species into that of another during hybridization
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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