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growth factor

noun
1.
any of various proteins that promote the growth, organization, and maintenance of cells and tissues.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for growth-factor

growth factor

noun
1.
any of several substances present in serum that induce growth of cells. Excessive amounts of growth factor may be associated with the production of cancer cells
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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growth-factor in Medicine

growth factor n.
A substance that affects the growth of an organism.

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