noun
- Plural of estrin; a group of female sex hormones produced mainly by the ovaries, including estradiol and estrone; estrogens.
Usage: chiefly biochemistry and medicine; often used interchangeably with 'estrogens' in modern usage
Examples
- The body produces estrins during the reproductive years.
- Estrins play a crucial role in the development of secondary sexual characteristics.
- Researchers studied how estrins affect bone density in postmenopausal women.
- The levels of estrins fluctuate throughout the menstrual cycle.
- Synthetic estrins are used in hormone replacement therapy.