/klawr'am fen"i kawl', -kol', klohr'-/ , n. Pharm.
a colorless, crystalline, slightly water-soluble antibiotic, C 11 H 12 Cl 2 N 2 O 5 , obtained from cultures of Streptomyces venezuelae or synthesized: used chiefly in the treatment of infections caused by certain bacteria, by rickettsiae, and by certain viruses.
[ 1945-50; CHLOR- 2 + AM(IDO)- + PHE(N)- + NI(TR)- + (GLY)COL ]