1. A group of steroid hormones produced mainly in the ovaries that promote the development and maintenance of female sexual characteristics and regulate the menstrual cycle.
Usage: Usually used in plural form; Medical/scientific term
2. Synthetic or natural compounds that mimic the effects of natural estrogens, used in hormone replacement therapy and contraceptives.
Usage: Pharmaceutical context

Examples

• Estrogens play a crucial role in female reproductive health.
• The doctor prescribed estrogens as part of hormone replacement therapy.
• Estrogens and progesterone work together to regulate the menstrual cycle.
• Birth control pills contain synthetic estrogens to prevent ovulation.
• Estrogens are produced by the ovaries and adrenal glands.
• After menopause, estrogen levels decline significantly in women.