lincomycin
noun
lin·co·my·cin ˌliŋ-kə-ˈmī-sᵊn 
: an antibiotic C18H34N2O6S obtained from an actinomycete (Streptomyces lincolnensis) and effective especially against gram-positive bacteria
Word History
Etymology
New Latin lincolnensis (specific epithet of Streptomyces lincolnensis) + English -mycin
First Known Use
1963, in the meaning defined above
Medical Definition
lincomycin
noun
lin·co·my·cin ˌliŋ-kə-ˈmīs-ᵊn
: an antibiotic effective especially against gram-positive bacteria that is obtained from an actinomycete of the genus Streptomyces (S. lincolnensis) and is used in the form of its hydrated hydrochloride C18H34N2O6S·HCl·H2O