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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
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physical entity go
an entity that has physical existence
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causal agent, cause, causal agency go
any entity that produces an effect or is responsible for events or results
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agent go
a substance that exerts some force or effect
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drug go
a substance that is used as a medicine or narcotic
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drug of abuse, street drug go
a drug that is taken for nonmedicinal reasons (usually for mind-altering effects)
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speed, amphetamine, pep pill, upper go
a central nervous system stimulant that increases energy and decreases appetite
dextroamphetamine sulphate, Dexedrine
an isomer of amphetamine (trade name Dexedrine) used as a central nervous system stimulant
noun.artifact

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