septic | /ˈsɛptɪk/ | adjective | infected with microorganisms, especially harmful bacteria | "his feet had gone septic" | noun | denoting a drainage system incorporating a septic tank. | septic | /ˈsɛptɪk/ | adjective | infected with microorganisms, especially harmful bacteria | "his feet had gone septic" | noun | denoting a drainage system incorporating a septic tank. |