growth hormone

American  

noun

1. 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. GH

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growth hormone British  

noun

1. Also called: somatotrophin.   human 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 growth

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growth hormone Scientific  

1. 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.

2. Also called somatotropin

3. Any of various natural or synthetic substances that regulate the growth of plants. Auxins in plants are growth hormones.

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Etymology

Origin of growth hormone

First recorded in 1920–25

Example Sentences

See Examples For:

growth hormone

The team bases its conclusion on the fact that Laron syndrome is caused by a mutation in the growth hormone receptor in the liver.

From BBC ● Jul. 17, 2026

"It is the first time we know the exact number of Laron syndrome patients and the many variants of the growth hormone receptor defects," he tells BBC Mundo.

From BBC ● Jul. 17, 2026

Crinetics primarily develops products to treat endocrine disorders, including acromegaly, a rare hormonal disorder caused by the overproduction of growth hormone, and congenital adrenal hyperplasia, a condition that affects the adrenal glands.

From The Wall Street Journal ● Jul. 6, 2026

Using advanced circuit tracing techniques, the team discovered that the two peptide hormones responsible for regulating growth hormone release behave differently depending on the stage of sleep.

From Science Daily ● Jul. 5, 2026

It was important to me that the organic ice cream came from cows that did not receive injections of growth hormone to boost their productivity.

From "The Omnivore's Dilemma" by Michael Pollan