Dictionary.com
Thesaurus.com

ectomorph

American  
[ek-tuh-mawrf] / ˈɛk təˌmɔrf /

noun

  1. a person of the ectomorphic type.


ectomorph British  
/ ˈɛktəʊˌmɔːf /

noun

  1. a person with a thin body build: said to be correlated with cerebrotonia Compare endomorph mesomorph

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of ectomorph

First recorded in 1935–40; ecto- + -morph

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

As a wimpy ectomorph, my temporary high-T status provided a validation I didn’t realize I was looking for.

From The Wall Street Journal ● Sep. 12, 2026

My whole life I floated by being able to be an ectomorph who is lean and in shape and never had to work out and stay ripped.

From Salon ● Dec. 8, 2021

The 2018 documentary “Free Solo” celebrates a wide-eyed, shaggy-haired ectomorph named Alex Honnold, as he makes history — climbing Yosemite’s El Capitan without ropes or other safety gear.

From Los Angeles Times ● Oct. 28, 2021

The Australian ectomorph, who calls the author “a national treasure,” says she and Moriarty — both 54 — have “become incredibly close, as much through life’s events and our families as through her writing.”

From Washington Post ● Sep. 9, 2021

It held on to upset Brazil 2–1 thanks to its star goalkeeper, the elastic ectomorph Thibaut Courtois.

From Slate ● Jul. 6, 2018

Vocabulary.com logo
by dictionary.com

Just like flashcards, but way more fun

Don't take our word for it. Leave the boring studying behind and join VocabTrainer today. You'll learn even faster and never look back.

Take me to Vocabulary.com