Oestrogen

Pronunciation: /ˈoʊˈɛstɹədʒən/

Oestrogen (noun)

  1. A group of hormones that help control growth and body changes, especially in females during puberty and the menstrual cycle.
  2. A hormone used in some medical treatments to affect reproductive functions or relieve certain hormone-related problems.

Examples

  • Oestrogen helps control the menstrual cycle.
  • Many people learn that oestrogen is a female hormone.