oncogene

[ ong-kuh-jeen ]
/ ˈɒŋ kəˌdʒin /

noun Genetics.

any gene that is a causative factor in the initiation of cancerous growth.

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Origin of oncogene

First recorded in 1965–70; onco- + gene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for oncogene

oncogene
/ (ˈɒŋkəʊˌdʒiːn) /

noun

any of several genes, first identified in viruses but present in all cells, that when abnormally activated can cause cancer

Word Origin for oncogene

C20 from Gk onkos mass, tumour + gene
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

Medical definitions for oncogene

oncogene
[ ŏngkə-jēn ]

n.

A gene that causes the transformation of normal cells into cancerous tumor cells, especially a viral gene that transforms a host cell into a tumor cell.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for oncogene

oncogene
[ ŏnkə-jēn ]

A gene that causes normal cells to become cancerous either because the gene is mutated or because the gene is expressed at the wrong time in development. See Note at cancer.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for oncogene

oncogene
[ (ong-kuh-jeen) ]

Genes in animal DNA that cause cancer.

notes for oncogene

Every cell contains genes that, when altered slightly, can become oncogenes.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.