parathyroid hormone

noun

, Biochemistry, Physiology.

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

parathyroid hormone

noun

1. 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 Also calledparathormoneˌpærəˈθɔːməʊn