SAPHENOUS Meaning of SAPHENOUS in English [ sə'fi:nəs ]■ adjective Anatomy relating to or denoting either of the two large superficial veins in the leg.OriginC19: from med. L. saphena 'vein' + -ous . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004