Noun | 1. | ![]() amoxicillin, Amoxil, Augmentin, Larotid, Polymox, Trimox - an antibiotic; a semisynthetic oral penicillin (trade names Amoxil and Larotid and Polymox and Trimox and Augmentin) used to treat bacterial infections ampicillin, Polycillin, Principen, SK-Ampicillin - semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin) antibiotic, antibiotic drug - a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections; "when antibiotics were first discovered they were called wonder drugs" Fulvicin, griseofulvin - a kind of penicillin (a fungicidal antibiotic with the trade name Fulvicin) produced by molds of the genus Penicillium methicillin - antibiotic drug of the penicillin family used in the treatment of certain staphylococcal infections penicillinase-resistant antibiotic - a form of penicillin that is not rendered inactive by penicillinase penicillin F - the first form of penicillin that was isolated in Great Britain benzylpenicillin, penicillin G - the penicillin that constitutes the principal component of many commercial antibiotics penicillin O - a penicillin that is similar in antibiotic action to penicillin G but is obtained differently penicillin V, phenoxymethyl penicillin - a crystalline penicillin similar in action to penicillin G but more resistant to the action of gastric acids piperacillin, Pipracil - a synthetic type of penicillin antibiotic (trade name Pipracil) used for moderate to severe infections |