an antibiotic obtained from a strain of bacteria (Bacillus subtilis) and used in the treatment of certain bacterial infections, esp. of the body surfaces
Origin of bacitracin; from arbitrary blend of bacillus and amp; Tracy, after Margaret Tracy (1936-94), American child from whose wounds the strain was isolated
A polypeptide antibiotic obtained from a strain of a bacterium (Bacillus subtilis) and used as a topical ointment in the treatment of certain bacterial infections, especially those caused by cocci.
Origin of bacitracinbaci(llus) + Margaret Tracy, (born c. 1936), an American child from whose tissue the strain of the bacterium was first isolated + –in.