exophthalmos

[ek-sof-thal-muh s, -mos]

noun Pathology.

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

Also ex·oph·thal·mus

[ek-sof-thal-muh s] /ˌɛk sɒfˈθæl məs/, ex·oph·thal·mi·a

[ek-sof-thal-mee-uh] /ˌɛk sɒfˈθæl mi ə/.

Origin of exophthalmos

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

Related formsex·oph·thal·mic, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for exophthalmos

Historical Examples of exophthalmos

Exophthalmos may be mentioned again in this connection as a very rare sign of guinea-pig scurvy.
Scurvy Past and Present
Alfred Fabian Hess
Sub-conjunctival ecchymosis, and some degree of exophthalmos, are almost always present.
Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition.
Alexander Miles

British Dictionary definitions for exophthalmos

exophthalmos

exophthalmus (ˌɛksɒfˈθælməs) or exophthalmia (ˌɛksɒfˈθælmɪə)

noun

abnormal protrusion of the eyeball, as caused by hyperthyroidismAlso called: proptosis, ocular proptosis

Derived Formsexophthalmic, adjective

Word Origin for exophthalmos

C19: via New Latin from Greek, from ex- 1 + ophthalmos eye

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

exophthalmos in Medicine

exophthalmos

[ĕk′səf-thăl′məs]

Abnormal protrusion of the eyeball.