Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

cyproterone

play
noun cy·prot·er·one \sī-ˈprä-tə-ˌrōn\

Definition of cyproterone

  1. :  a synthetic steroid C22H27ClO3 that inhibits the action and secretion of testosterone by blocking the activity of androgen receptors



Origin of cyproterone

probably from cycl- + progesterone


First Known Use: 1966


Medical Dictionary

cyproterone

play
noun cy·prot·er·one \sī-ˈprät-ə-ˌrōn\

Medical Definition of cyproterone

  1. :  a synthetic steroid used in the form of its acetate C24H29ClO4 to inhibit the action and secretion of testosterone by blocking the activity of androgen receptors




Learn More about cyproterone


Seen and Heard

What made you want to look up cyproterone? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to manage or play awkwardly

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

soothe disapprove reduce perplex
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ