PROTEUS Meaning of PROTEUS in English [ 'prəʊtɪəs ]■ noun1》 a bacterium found in the intestines of animals and in the soil. [Genus Proteus .] 2》 another term for olm .OriginC19: from Proteus (see protean ). Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004