noun. A substance, such as penicillin or erythromycin, produced by or derived from certain microorganisms, including fungi and bacteria, that can destroy or inhibit the growth of other microorganisms, especially bacteria. Antibiotics are widely used in the prevention and treatment of infectious diseases.

adjective. Of or relating to antibiotics.

adjective. Of or relating to antibiosis.

adjective. Destroying life or preventing the inception or continuance of life.

Opposed to a belief in the presence or possibility of life.

In biology, injurious or deadly to the living substance: as, an antibiotic secretion.

noun. A chemical substance derived from a mold or bacterium that kills microorganisms and cures infections.

noun. any chemical substance having therapeutically useful antibacterial or antifungal activity; -- used commonly but loosely for synthetic as well as natural antimicrobial agents.

adjective. of or pertaining to an antibiotic.

adjective. having antimicrobial activity; capable of killing microbes.

noun. Any substance that can destroy or inhibit the growth of bacteria and similar microorganisms.

adjective. Of or relating to antibiotics.

noun. a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections

adjective. of or relating to antibiotic drugs

"The company's news, better than the market expected, was overshadowed by Smithfield's part in another story: The Russian Federation banned imports of pork from more U.S. plants because of what it called antibiotic contamination."

antibacterial  antiseptic  

antibacterial  antibacterial drug  bactericide  

Aureomycin  Chloromycetin  Cipro  Terramycin  actinomycin  

aquatic  astronautic  chaotic  despotic  erotic  

anesthetic  antibody  antiseptic  aspirin  chemotherapy  

Chloromycetin  Terramycin  acaricide  actinomycin  alexipharmic