bacteriocinEnglishMerriam-Webster Dictionarybacteriocin nounbac·te·ri·o·cin | \ bak-ˈtir-ē-ə-sən \ an antibiotic (such as colicin) produced by bacteria Definition : an antibiotic (such as colicin) produced by bacteriaFirst Known Use1954, in the meaning defined aboveHistory and EtymologyInternational Scientific Vocabulary bacteri- + -cin (as in colicin)bacteriocin nounbac·te·ri·o·cin | \ bak-ˈtir-ē-ə-sən \ an antibiotic (such as colicin) produced by bacteria Definition : an antibiotic (such as colicin) produced by bacteriaFirst Known Use1954, in the meaning defined aboveHistory and EtymologyInternational Scientific Vocabulary bacteri- + -cin (as in colicin)