/duy huy'droh strep'teuh muy"sin/ , n. Pharm.
an antibiotic, C 21 H 41 N 7 O 12 , derived by organic synthesis from and believed to be less toxic than streptomycin: used in the form of its sulfate chiefly in the treatment of tuberculosis.
[ 1945-50; DI- 1 + HYDRO- 2 + STREPTOMYCIN ]