NOSOCOMIAL Meaning of NOSOCOMIAL in English [ ˌnɒsə(ʊ)'kəʊmɪəl ]■ adjective Medicine (of a disease) originating in a hospital.OriginC19: from Gk nosokomos 'person who tends the sick' + -ial . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004