Definition of prazosin in US English:

prazosin

noun

Pharmacology
  • An alpha blocker used chiefly as a smooth muscle relaxant, especially in the treatment of hypertension and benign prostatic hyperplasia.

Origin

1970s; earliest use found in Journal Clinical Pharmacology. Perhaps from p- and -raz- + -o- + -in, with apparently arbitrary insertion of -s-.

Pronunciation

prazosin

/ˈpreɪzə(ʊ)sɪn/