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

1 sense of ataractic

Sense 1
tranquilizer, tranquillizer, tranquilliser, antianxiety agent, ataractic drug, ataractic agent, ataractic -- (a drug used to reduce stress or tension without reducing mental clarity)
       => psychotropic agent -- (a chemical substance that can influence human consciousness)
       => sedative-hypnotic, sedative-hypnotic drug -- (a sedative that depresses activity of the central nervous system and reduces anxiety and induces sleep)

Antonyms of adj ataractic

1 sense of ataractic

Sense 1
ataractic, ataraxic, sedative, tranquilizing, tranquillizing, tranquilising, tranquillising -- (tending to soothe or tranquilize; "valium has a tranquilizing effect"; "took a hot drink with sedative properties before going to bed")

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

Similarity of adj ataractic

1 sense of ataractic

Sense 1
ataractic, ataraxic, sedative, tranquilizing, tranquillizing, tranquilising, tranquillising -- (tending to soothe or tranquilize; "valium has a tranquilizing effect"; "took a hot drink with sedative properties before going to bed")
       => depressant (vs. stimulative) -- (capable of depressing physiological or psychological activity or response by a chemical agent)