1,400 new words in our dictionary! — Parasocial, glow-up, promposal & more
1,400 new words in our dictionary! — More

endomorph

noun

en·​do·​morph ˈen-də-ˌmȯrf How to pronounce endomorph (audio)
: an endomorphic individual

Examples of endomorph in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Supposedly, endomorphs have slower metabolisms, and their bodies are more likely to convert excess calories to fat. — Claire Gillespie, Health.com, 10 Dec. 2019 However, Rumsey says most people fall into one of three body types—the ectomorph, the endomorph, and the mesomorph. — Korin Miller, Glamour, 19 June 2017

Word History

Etymology

endoderm + -morph

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of endomorph was in 1940

Rhymes for endomorph

See All Rhymes for endomorph

Browse Nearby Words

endomolare
endomorph
endomorphic
See all Nearby Words

Cite this Entry

“Endomorph.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/endomorph. Accessed 28 Sep. 2026.

Copy Citation

Medical Definition

endomorph

noun
en·​do·​morph ˈen-də-ˌmȯrf How to pronounce endomorph (audio)
: an endomorphic individual

More from Merriam-Webster on endomorph

Britannica.com: Encyclopedia article about endomorph

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of fungible

See Definitions and Examples »

Popular in Grammar & Usage

See More

Do You Need a New Language Peeve?

More Commonly Mispronounced Words

Why do we use apostrophes to show possession?

Merriam-Webster’s Great Big List of Words You Love to Hate

'A' or 'an'? What about before 'h'? An Indefinite Article Guide
See More

Popular in Wordplay

See More

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Back to School Vocabulary

14 Phobias You Probably Haven't Heard Of

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

Do You Need a New Language Peeve?

The Longest Long Words List

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
image of the words cracker fly and sale arranged in a triangle with the word fire in the middle
Triple Play Quiz Find the word that pairs with each of the three g...
See All