progestational

adjective
pro·​ges·​ta·​tion·​al | \ ˌprō-ˌje-ˈstā-shnəl How to pronounce progestational (audio) , -shə-nᵊl \

Definition of progestational

: preceding pregnancy or gestation especially : of, relating to, inducing, or constituting the modifications of the female mammalian system associated especially with ovulation and corpus luteum formation progestational hormones

First Known Use of progestational

1923, in the meaning defined above

History and Etymology for progestational

pro- entry 1 + gestation + -al entry 1

Note: The term was apparently introduced by the American anatomist and embryologist George Washington Corner (1889-1981) in "Oestrus, Ovulation and Menstruation," Physiological Reviews, vol. 4, no. 3 (October, 1923), pp. 457-82.

Learn More About progestational

Time Traveler for progestational

Time Traveler

The first known use of progestational was in 1923

See more words from the same year

Dictionary Entries Near progestational

progeria

progestational

progesterone

See More Nearby Entries 

Statistics for progestational

Last Updated

23 Aug 2022

Cite this Entry

“Progestational.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/progestational. Accessed 29 Sep. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for progestational

progestational

adjective
pro·​ges·​ta·​tion·​al | \ ˌprō-ˌjes-ˈtā-shnəl, -shən-ᵊl How to pronounce progestational (audio) \

Medical Definition of progestational

: preceding pregnancy or gestation especially : of, relating to, inducing, or constituting the modifications of the female mammalian system associated especially with ovulation and corpus luteum formation progestational hormones

WORD OF THE DAY

Test Your Vocabulary

Challenging Words You Should Know

  • hedgehog reading a book
  • Often used to describe “the march of time,” what does inexorable mean?
True or False

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

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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