calcitonin

English dictionary entry

Meanings

noun
  1. A polypeptide hormone secreted by the thyroid gland that has the effect of lowering blood calcium.
  2. A synthetic or recombinant form of calcitonin used to treat Paget disease of bone and postmenopausal osteoporosis.

Pronunciation

/ˌkæl.sɪˈtəʊ.nɪn/ /ˌkæl.sɪˈtoʊ.nɪn/

Word forms

calcitonin calcitonins thyrocalcitonin

Etymology

Etymology tree Latin calx Proto-Indo-European *-om Proto-Italic *-om Latin -umder. English -ium English calcium English calci- Proto-Indo-European *ten- Proto-Indo-European *-os Proto-Indo-European *tónos Proto-Hellenic *tónos Ancient Greek τόνος (tónos) Proto-Indo-European *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek τονῐκός (tonĭkós) English tonic Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ineclip. English -in English calcitonin From calci- + tonic + -in.

Derived words

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