any substance that stimulates or controls the growth of an organism, especially a species-specific hormone, as the human hormone somatotropin, secreted by the anterior pituitary gland. Abbreviation: GH
Words nearby growth hormone
Origin of growth hormone
First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for growth hormone
a hormone synthesized in and secreted by the anterior lobe of the pituitary gland that promotes growth of the long bones in the limbs and increases the synthesis of protein essential for growthAlso called: somatotrophin, human growth hormone
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
Medicine definitions for growth hormone
A polypeptide hormone secreted by the anterior lobe of the pituitary gland that promotes growth of the body, especially by stimulating release of somatomedin, and that influences the metabolism of proteins, carbohydrates, and lipids.human growth hormone pituitary growth hormone somatotropin
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for growth hormone
A polypeptide hormone secreted by the anterior portion of the pituitary gland that promotes growth by stimulating protein synthesis. Growth hormone also acts on the liver to produce peptides called somatomedins, which stimulate growth of bone, cartilage, and muscle. Also called somatotropin
Any of various natural or synthetic substances that regulate the growth of plants. Auxins in plants are growth hormones.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.