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exophthalmos

American  
[ek-sof-thal-muhs, -mos] / ˌɛk sɒfˈθæl məs, -mɒs /
Also exophthalmus

noun

Pathology.
  1. protrusion of the eyeball from the orbit, caused by disease, especially hyperthyroidism, or injury.


exophthalmos British  
/ ˌɛksɒfˈθælmɒs, ˌɛksɒfˈθælmɪə, ˌɛksɒfˈθælməs /

noun

  1. Also called: proptosis.   ocular proptosis.  abnormal protrusion of the eyeball, as caused by hyperthyroidism

"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

  • exophthalmic adjective

Etymology

Origin of exophthalmos

1870–75; < New Latin < Greek exóphthalmos with prominent eyes, equivalent to ex- ex- 3 + ophthalmós eye; see ophthalmic

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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.

It must not be forgotten, however, that there are cases in which there is no exophthalmos and even no goitre, at least no enlargement of the thyroid gland that can be demonstrated externally.

From Psychotherapy by Walsh, James J. (James Joseph)

There is exophthalmos and fixation of the globe, with redness, swelling and tenderness of the eyelids, and congestion and ecchymosis of the conjunctiva.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander

It occasionally happens that in undoubted cases of the disease one or other of the three above-named phenomena is absent, generally either the goitre or the exophthalmos.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various

Orbital Aneurysm.—The term pulsating exophthalmos is employed to embrace a number of pathological conditions, including aneurysm, in which the chief symptoms are pulsation in the orbit and protrusion of the eyeball.

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

Among the older writers we find Ficker and the Ephemerides giving instances of exophthalmos from vomiting.

From Anomalies and Curiosities of Medicine by Pyle, Walter L. (Walter Lytle)