PHYTOESTROGEN Meaning of PHYTOESTROGEN in English [ ˌfʌɪtəʊ'i:strədʒ(ə)n ]■ noun Biochemistry a substance found in certain plants which can produce effects like that of the hormone oestrogen when ingested. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004