dictionary help| antibiotic | medical dictionary |
<pharmacology> A chemical substance produced by a microorganism which has the capacity, in dilute solutions, to inhibit the growth of or to kill other microorganisms.
Antibiotics that are sufficiently nontoxic to the host are used as chemotherapeutic agents in the treatment of infectious diseases of man, animals and plants.
Origin: Gr. Bios = life
(18 Nov 1997)
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