estrogen

IPA/ˈiːstrədʒən/
KK[ˈɛstrədʒən]IPA/ˈestrədʒən/

estrogen — noun

1. a natural chemical that the body makes, mostly in the ovaries, and that influenc

1.名詞B2
釋義

a natural chemical that the body makes, mostly in the ovaries, and that influences female growth, sexual changes during puberty, and the ability to become pregnant

例句

Mei's doctor explained that estrogen helps regulate her monthly cycle and keeps her bones strong.

collocation: estrogen helps regulate

Nadia's estrogen levels dropped during menopause, causing hot flashes and sleep changes.

collocation: estrogen levels drop

同義詞
  • female sex hormone

    a broader, less technical term that includes all hormones with female-typical effects, not just estrogen

  • oestradiol

    the most potent form of estrogen, used in clinical contexts when referring to a specific compound

反義詞
  • testosterone

    the primary male sex hormone, often contrasted with estrogen in discussions of hormone balance

用法筆記

Often used with 'levels' to describe the amount present in the body (e.g. 'low estrogen levels', 'high estrogen levels'). Frequently appears in discussions of puberty, menstruation, menopause, and fertility treatments.

常見錯誤

❌Estrogen are important for women's health.
✅Estrogen is important for women's health.
💡Estrogen is an uncountable noun and takes a singular verb.
❌She takes estrogen pills for her bones.' (vague)
✅She takes estrogen replacement therapy to protect her bone density.
💡'Estrogen' alone can be unclear; specify the type of treatment.