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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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medicine, medication, medicament, medicinal drug go
(medicine) something that treats or prevents or alleviates the symptoms of disease
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antibacterial, antibacterial drug, bactericide go
any drug that destroys bacteria or inhibits their growth
tetracycline, Achromycin
an antibiotic (trade name Achromycin) derived from microorganisms of the genus Streptomyces and used broadly to treat infections
noun.artifact

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