Definition

1. Noun:
   • A general term for a group of steroid hormones that are primarily responsible for the development and regulation of the female reproductive system and secondary sex characteristics.

Usage

• Estrogen is a key hormone in the human body, particularly in biological females. It is produced mainly by the ovaries and plays a crucial role in the menstrual cycle, pregnancy, and the development of features such as breasts and the regulation of body fat distribution.

Examples

• Noun:
  • Estrogen levels fluctuate throughout the menstrual cycle.
  • The doctor explained how estrogen affects bone density.
  • Some medications can block the production of estrogen.

Advanced Usage

• "Estrogen receptor": A protein in cells that estrogen binds to, triggering specific biological effects.
  • The cancer cells tested positive for estrogen receptors.
• "Estrogen dominance": A theoretical condition referring to an imbalance between estrogen and progesterone levels.
  • Some symptoms are attributed to estrogen dominance.

Variants and Related Words

• Estrogenic (adj): Having properties similar to or mimicking estrogen.
  • The compound has an estrogenic effect on the tissue.
• Estradiol (n): The most potent and prevalent form of estrogen in the human body during reproductive years.
• Estrone (n): A type of estrogen common after menopause.

Synonyms

• Oestrogen (British English spelling)
• Female sex hormone

Related Phrases

• Estrogen therapy: Medical treatment involving the administration of estrogen, often for menopausal symptoms.
  • She began estrogen therapy to manage hot flashes.
• Estrogen patch: A transdermal patch that delivers estrogen through the skin.
  • The patient uses an estrogen patch for hormone replacement.

Noun

1. a general term for female steroid sex hormones that are secreted by the ovary and responsible for typical female sexual characteristics