proptosis

American  

[prop-toh-sis] / prɒpˈtoʊ sɪs /

noun

Pathology.

1. the forward displacement of an organ.

2. exophthalmos.

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proptosis British  

/ prɒpˈtəʊsɪs /

noun

1. pathol the forward displacement of an organ or part, such as the eyeball See also exophthalmos Compare prolapse

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Other Word Forms

• proptosed adjective
• proptotic adjective

Etymology

Origin of proptosis

1670–80; < New Latin < Greek próptōsis a fall forward. See pro- ², ptosis

Compare meaning

How does proptosis compare to similar and commonly confused words? Explore the most common comparisons:

• proptosis vs. exophthalmos

Example Sentences

“About 34 percent of the gargoyles have proptosis — you know, bulgy eyes — which goes along with hyperthyroid,” she says with a chuckle.

From Washington Post • Jul. 18, 2022

They also may painful eye disorders because of their malformed sockets; pugs, for instance, are particularly prone to ocular proptosis, a condition in which their eyes pop out of their skulls.

From Salon • Sep. 26, 2021

Collapse of globe, proptosis, subconjunctival hæmorrhage, œdema and ecchymosis of lids.

From Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre by Makins, George Henry

When involving the ophthalmic division of the trigeminus, for example, it may cause enlargement of the upper lid and proptosis, with danger to the function of the globe.

From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Thomson, Alexis

No further symptoms were noted, the sense of smell returned, the swelling of the eyelid and proptosis decreased, but the upper lid could not be raised.

From Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre by Makins, George Henry