[ 'i:strədʒ(ə)n , 'ɛstrə- ]
( US estrogen )
■ noun any of a group of steroid hormones which promote the development and maintenance of female characteristics of the body.
Derivatives
~ic adjective
Origin
1920s: from oestrus + -gen .
[ 'i:strədʒ(ə)n , 'ɛstrə- ]
( US estrogen )
■ noun any of a group of steroid hormones which promote the development and maintenance of female characteristics of the body.
Derivatives
~ic adjective
Origin
1920s: from oestrus + -gen .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004