Definitions for "Depressant"
An agent or remedy which lowers the vital powers.
An herb or substance that lessens or depresses nervous sensation, lowers a functional activity or reduces vital energy by causing the relaxation of muscles, nerves, or tissues. (Ant: Stimulant, Syn: Depresso-motor, Motor- depressant)
Having the effect of decreasing vital activity.
Keywords:  sedative, see
See also sedative.
a drug that reduces excitability and calms a person
Drugs used to reduce anxiety and tension.