parathyroid hormone

American  

noun

Biochemistry, Physiology.

1. a polypeptide hormone, produced in the parathyroid glands, that helps regulate the blood levels of calcium and phosphate. PTH

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parathyroid hormone British  

noun

1. Also called: parathormone. the hormone secreted by the parathyroid glands that controls the level of calcium in the blood: a deficiency of the hormone often results in tetany

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Compare meaning

How does parathyroid-hormone compare to similar and commonly confused words? Explore the most common comparisons:

• parathyroid hormone vs. calcitonin

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Example Sentences

See Examples For:

parathyroid hormone

It found that D2 supplementation significantly reduced parathyroid hormone levels and produced a small increase in blood calcium, demonstrating that D2 continues to have meaningful biological effects even though it may reduce circulating D3.

From Science Daily ● Oct. 8, 2026

When he arrived in Massachusetts for his first fellowship studying parathyroid hormone, Habener found a ready source of thyroid glands to study from a local Cambridge slaughterhouse that supplied calf meat.

From The Wall Street Journal ● Dec. 29, 2025

Researchers thought that as vitamin D levels fell, parathyroid hormone levels would increase at a detriment to bones.

From New York Times ● Jul. 27, 2022

He cited the baby’s elevated levels of parathyroid hormone, which the brain secretes at a higher level when the body’s calcium requirement is not met, Galaznik said.

From Washington Times ● Feb. 16, 2020

In contrast, abnormally low blood calcium levels may be caused by parathyroid hormone deficiency, called hypoparathyroidism, which may develop following injury or surgery involving the thyroid gland.

From Textbooks ● Jun. 19, 2013

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