/ok'si te'treuh suy"klin, -kleen/ , n. Pharm.
a dull-yellow, crystalline antibiotic powder, C 22 H 24 N 2 O 9 , produced by Streptomyces rimosus, used chiefly in treating infections caused by streptococci, staphylococci, Gram-negative bacilli, rickettsiae, and certain protozoans and viruses.
[ 1950-55; OXY- 2 + TETRACYCLINE ]