Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun relaxant

1 sense of relaxant

Sense 1
relaxant -- (a drug that relaxes and relieves tension)
       => drug -- (a substance that is used as a medicine or narcotic)

Antonyms of adj relaxant

1 sense of relaxant

Sense 1
relaxant -- (tending to relax or relieve muscular or nervous tension; "a relaxant drug")

INDIRECT (VIA depressant) -> stimulative -- (capable of arousing or accelerating physiological or psychological activity or response by a chemical agent)

Similarity of adj relaxant

1 sense of relaxant

Sense 1
relaxant -- (tending to relax or relieve muscular or nervous tension; "a relaxant drug")
       => depressant (vs. stimulative) -- (capable of depressing physiological or psychological activity or response by a chemical agent)