Main Entry: an·gio·ten·sin

Pronunciation: \ˌan-jē-ō-ˈten(t)-sən\

Function: noun

Etymology: angi- + hypertension + -in

Date: 1958

: either of two forms of a kinin of which one has marked vasoconstrictive action; also : a synthetic amide derivative of the physiologically active form used to treat some forms of hypotension