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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

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

Or, as described 14 years ago, it’s the story of how “a green ectomorph jacks Whoville's gifts. Then, feeling a heart attack coming on, he's moved to return them and pretends to be a hero.”

From Salon ● Dec. 13, 2018

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

From Slate ● Jul. 6, 2018

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