VENESECTION Meaning of VENESECTION in English [ ˌvɛnɪ'sɛkʃ(ə)n , 'vɛnɪ- ]■ noun another term for phlebotomy .OriginC17: from med. L. venae sectio(n-) 'cutting of a vein'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004