exophthalmos

[ ek-sof-thal-muh s, -mos ]
/ ˌɛk sɒfˈθæl məs, -mɒs /
|

noun Pathology.

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

Nearby words

  1. exophoric,
  2. exophthalmic,
  3. exophthalmic goiter,
  4. exophthalmic goitre,
  5. exophthalmic ophthalmoplegia,
  6. exophytic,
  7. exoplanet,
  8. exoplasm,
  9. exopod,
  10. exopodite

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. 2019

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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 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

Medicine 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.