ampicillin
[ am-puh-sil-in ]
/ ˌæm pəˈsɪl ɪn /
noun Pharmacology.
a broad-spectrum semisynthetic penicillin, C16H19N3O4S, effective against certain susceptible Gram-positive and Gram-negative bacteria.
Origin of ampicillin
First recorded in 1965–70; probably
am(inobenzyl)p(en)icillin, an alternate chemical name
Words nearby ampicillin
amphoteric,
amphotericin,
amphotericin b,
amphoterism,
amphotropic virus,
ampicillin,
ample,
amplexicaul,
amplexifoliate,
amplexus,
ampliate
British Dictionary definitions for ampicillin
ampicillin
/ (ˌæmpɪˈsɪlɪn) /
noun
a semisynthetic penicillin used to treat various infections
Medical definitions for ampicillin
ampicillin
[ ăm′pĭ-sĭl′ĭn ]
n.
A semisynthetic penicillin having a broader antibacterial spectrum of action than that of penicillin G. It is effective against gram-negative and gram-positive bacteria and used to treat gonorrhea and infections of the intestinal, urinary, and respiratory tracts.
Scientific definitions for ampicillin
ampicillin
[ ăm′pĭ-sĭl′ĭn ]
An antibiotic derived from penicillin that has a broad antibacterial spectrum of action. It is effective against gram-negative and gram-positive bacteria and is used primarily to treat gonorrhea and infections of the respiratory, urinary, and intestinal tracts.