Angiotensin Definition

ănjē-ō-tĕnsĭn
noun
Any of three polypeptide hormones, designated I, II, and III, that function in controlling arterial blood pressure.
American Heritage
A polypeptide that is a powerful vasopressor, formed in the blood by the action of renin on a plasma protein.
Webster's New World
Any of several polypeptide hormones, designated by Roman numerals, that are involved in the regulation of blood pressure, especially one of them, angiotensin II, which is a strong vasopressor.
American Heritage Medicine

(biochemistry) Any of several polypeptides that narrow blood vessels and thus regulate arterial pressure.

Wiktionary
Synonyms:
  • Hypertensin
  • angiotonin

Other Word Forms of Angiotensin

Noun

Singular:
angiotensin
Plural:
angiotensins

Origin of Angiotensin

  • angio– tens(ion) –in

    From American Heritage Dictionary of the English Language, 5th Edition

  • angio- +‎ (hyper)tensin

    From Wiktionary

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angiotensin