[ puh-rok-si-teen, par-ok- ]

  1. a drug, C19H20FNO3·HCl, of the SSRI class, that acts by prolonging the action of serotonin in the brain, used in the treatment of depression and anxiety disorders.

Origin of paroxetine

First recorded in 1975–80; of uncertain origin, but perhaps based on piperidine with the infix ox-

Words Nearby paroxetine Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use paroxetine in a sentence

British Dictionary definitions for paroxetine


/ (pæˈrɒksətiːn) /

  1. an antidepressant drug that acts by preventing the re-uptake after release of serotonin in the brain, thereby prolonging its action: used for treating depression, obsessive-compulsive disorders, and panic disorder. Formula: C 19 H 20 FNO 3

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012