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Antibiotic   /ˌæntibiˈɑtɪk/  /ˌæntaɪbaɪˈɑtɪk/   Listen
noun
antibiotic  n.  
1.
A chemical substance derived from a mold or bacterium that kills microorganisms and cures infections.
Synonyms: wonder drug
2.
Any chemical substance having therapeutically useful antibacterial or antifungal activity; used commonly but loosely for synthetic as well as natural antimicrobial agents.


adjective
antibiotic  adj.  
1.
Of or pertaining to an antibiotic.
2.
Having antimicrobial activity; capable of killing microbes.





Collaborative International Dictionary of English 0.48


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"Antibiotic" Quotes from Famous Books



... things combined, yet we often can't identify one species from another similar one by their appearance. We can generally classify bacteria by shape: round ones, rod-shaped ones, spiral ones, etc. We differentiate them by which antibiotic kills them and by which variety of artificial material they prefer to grow on. Pathogens are recognized by their prey. Still, most microbial activities remain a great ...
— Organic Gardener's Composting • Steve Solomon


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