streptothricin
noun
strep·to·thri·cin ˌstrep-tə-ˈthrī-sᵊn 
-ˈthri-
-ˈthri- : any of a group of related basic antibiotics produced by a streptomyces (Streptomyces lavendulae) and active especially against bacteria
Word History
Etymology
New Latin Streptothric-, Streptothrix, genus of bacteria, from strepto- + Greek trich-, thrix hair
First Known Use
1926, in the meaning defined above
Medical Definition
streptothricin
noun
strep·to·thri·cin ˌstrep-tō-ˈthrīs-ᵊn -ˈthris-
-ˈthris- : a basic antibiotic C19H34N8O8 that is produced by a soil actinomycete of the genus Streptomyces (S. lavendulae) and is active especially against bacteria
also : any of several related antibiotics