depressant

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English[edit]

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Etymology[edit]

depress +‎ -ant

Pronunciation[edit]

Noun[edit]

depressant (countable and uncountable, plural depressants)

  1. (pharmacology) A pharmacological substance which decreases neuronal or physiological activity.
    Alcohol acts first as a stimulant and then as a depressant.
  2. (mining) An agent that inhibits the flotation of a mineral or minerals.

Adjective[edit]

depressant (comparative more depressant, superlative most depressant)

  1. Acting as a depressant.