- selective-serotonin reuptake inhibitor, SSRI - an antidepressant drug that acts by blocking the reuptake of serotonin so that more serotonin is available to act on receptors in the brain
--1 is a kind of antidepressant, antidepressant drug
--1 has particulars:fluoxetine, Prozac; paroxetime, Paxil; sertraline, Zoloft