Wordnet 3.0
NOUN (1)
1. 
 an antibiotic (trade name Azactam) used against severe infections; 
 has minimal side effects; 
[syn: aztreonam, Azactam]
WordNet (r) 3.0 (2006):
aztreonam
    n 1: an antibiotic (trade name Azactam) used against severe
         infections; has minimal side effects [syn: aztreonam,
         Azactam]