noun · countable / uncountable · rare

calcitonin

calcitonin · calcitonins

Calcitonin

A polypeptide hormone secreted by the thyroid gland that has the effect of lowering…A polypeptide hormone secreted by the thyroid gland that has the effect of lowering blood calcium.

UK/ˌkæl.sɪˈtəʊ.nɪn/US/ˌkæl.sɪˈtoʊ.nɪn/

Meaning

2 senses

(countable, uncountable)A polypeptide hormone secreted by the thyroid gland that has the effect of lowering blood calcium.
thyroid hormone that tends to lower the level of calcium in the blood plasma and inhibit resorption of bone
(countable, uncountable)A synthetic or recombinant form of calcitonin used to treat Paget disease of bone and postmenopausal osteoporosis.
Calcitonin