exophthalmos

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

noun Pathology.

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

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Also ex·oph·thal·mus [ek-sof-thal-muhs], /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

OTHER WORDS FROM exophthalmos

ex·oph·thal·mic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for exophthalmos

exophthalmos

exophthalmus (ˌɛksɒfˈθælməs) or exophthalmia (ˌɛksɒfˈθælmɪə)

/ (ˌɛksɒfˈθælmɒs) /

noun

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

Derived forms of exophthalmos

exophthalmic, 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

Medical definitions for exophthalmos

exophthalmos
[ ĕk′səf-thălməs ]

n.

Abnormal protrusion of the eyeball.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.