Ampicillin

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  ampicillin \ampicillin\ n.
     1. a semisynthetic penicillin which can be considered as the
        common benzylpenicillin containing an amino group at the
        alpha benzyl position.
  
     Note: It is more active against certain gram-negative


           bacteria than is benzylpenicillin. It found wide use in
           treatment of bacterial infections, and has been sold
           under many trade names.
  
     Syn: D(-)-[alpha]-aminobenzylpenicillin.
          [WordNet 1.5]

From WordNet (r) 2.0 [wn]:

  ampicillin
       n : semisynthetic penicillin (trade names Principen and
           Polycillin and SK-Ampicillin) [syn: {Principen}, {Polycillin},
            {SK-Ampicillin}]