testosterone

/tɛˈstɑstəroʊn/
noun
  1. A hormone that is produced mainly in the testicles (in males) and in smaller amounts in the ovaries (in females); it is responsible for male physical characteristics such as deep voice, body hair, and muscle growth.
    • Some athletes have been banned for using synthetic testosterone to build muscle.
    • The doctor checked his testosterone levels because he was feeling unusually tired.
    • During puberty, boys produce more testosterone, which causes their voices to deepen.
  2. A quality or behavior that is stereotypically associated with masculinity, such as aggression, competitiveness, or confidence.
    • The movie is an action-packed adventure dripping with testosterone and explosions.
    • The locker room was full of testosterone and loud boasting after the big win.
    • She brought a calm, thoughtful approach to the meeting, balancing out all the testosterone in the room.
What does "testosterone" mean? | whatsthatwordmean | whatsthatwordmean