androstenedione

noun

an·​dro·​stene·​di·​one ˌan-drə-ˌstēn-ˈdī-ōn How to pronounce androstenedione (audio) -ˈstēn-dē-ˌōn How to pronounce androstenedione (audio)
: a steroid sex hormone C19H26O2 that is secreted by the testes, ovaries, and adrenal cortex and is an intermediate in the biosynthesis of testosterone and estrogen

Example Sentences

Recent Examples on the Web Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 Mark McGwire, who admitted to taking androstenedione, a steroid, received 12.3% of the votes in 2016, his final year on the ballot. Evan Petzold, USA TODAY, 28 Jan. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'androstenedione.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

Etymology

borrowed from German Androstendion, from Androsteron androsterone + -en -ene + -dion -dione ("a chemical compound containing two carbonyl groups," from di- + -one)

Note: The name was introduced by the Croatian-Swiss chemist Leopold Ružička (1887-1976) and the Swiss chemist Albert Wettstein (1907-74) in "Sexualhormone V. Künstliche Herstellung des männlichen Sexualhormons trans-Dehydro-androsteron und des Androsten-3,17-dions," Helvetica Chimica Acta, vol. 18, no. 1 (1935), pp. 986-94.

First Known Use

1935, in the meaning defined above

Time Traveler
The first known use of androstenedione was in 1935

Dictionary Entries Near androstenedione

Cite this Entry

“Androstenedione.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/androstenedione. Accessed 31 Jan. 2023.

Medical Definition

androstenedione

noun
an·​dro·​stene·​di·​one ˌan-drə-ˌstēn-ˈdī-ˌōn How to pronounce androstenedione (audio) -ˈstēn-dē-ˌōn How to pronounce androstenedione (audio)
: a steroid sex hormone C19H26O2 that is secreted by the testes, ovaries, and adrenal cortex and is a precursor of testosterone and estrogen

More from Merriam-Webster on androstenedione

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY