beta-endorphin

noun
be·​ta-en·​dor·​phin | \ ˈbā-tə-en-ˈdȯr-fən How to pronounce beta-endorphin (audio) \

Definition of beta-endorphin

: an endorphin of the pituitary gland having a much greater analgesic potency than morphine

First Known Use of beta-endorphin

1976, in the meaning defined above

Keep scrolling for more

Learn More About beta-endorphin

Time Traveler for beta-endorphin

Time Traveler

The first known use of beta-endorphin was in 1976

See more words from the same year

Dictionary Entries Near beta-endorphin

beta decay

beta-endorphin

betafite

See More Nearby Entries 

Statistics for beta-endorphin

Cite this Entry

“Beta-endorphin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/beta-endorphin. Accessed 31 Jul. 2021.

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

Keep scrolling for more

More Definitions for beta-endorphin

beta-endorphin

noun
be·​ta-en·​dor·​phin
variants: or β-endorphin \ ˌbāt-​ə-​en-​ˈdȯr-​fən, chiefly British ˌbē-​tə-​ How to pronounce beta-endorphin (audio) \

Medical Definition of beta-endorphin

: an endorphin of the pituitary gland with much greater analgesic potency than morphine that occurs free and as the terminal sequence of 31 amino acids in the polypeptide chain of beta-lipotropin

More from Merriam-Webster on beta-endorphin

Britannica.com: Encyclopedia article about beta-endorphin

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

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!