from The American Heritage® Dictionary of the English Language, 4th Edition
- 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.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A broad-spectrum antibiotic having a beta-lactam structure.
from the GNU version of the Collaborative International Dictionary of English
- n. a semisynthetic penicillin which can be considered as the common benzylpenicillin containing an amino group at the alpha benzyl position.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin)
Blend of amino- and penicillin.(American Heritage® Dictionary of the English Language, Fourth Edition)