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Lister Lis·ter (lĭs'tər), Joseph. First Baron Lister.
British surgeon who demonstrated in 1865 that carbolic acid was an effective antiseptic agent and introduced it to the surgical process.
British surgeon who, influenced by Pasteur's germ theory of disease, established in 1865 a system of antiseptic measures in hospitals to combat infections. His practices dramatically decreased the number by deaths caused by infection and were gradually adopted in hospitals throughout Europe.