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exophthalmos

[ek-sof-thal-muh s, -mos]
noun Pathology.
  1. 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-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 exophthalmia

Historical Examples

  • Exophthalmia in animals born of parents in which an injury to the restiform body had produced that protrusion of the eyeball.

    Essays on Life, Art and Science

    Samuel Butler


British Dictionary definitions for exophthalmia

exophthalmos

exophthalmus (ˌɛksɒfˈθælməs) or exophthalmia (ˌɛksɒfˈθælmɪə)

noun
  1. abnormal protrusion of the eyeball, as caused by hyperthyroidismAlso called: proptosis, ocular proptosis
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Derived Formsexophthalmic, adjective

Word Origin

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

exophthalmia in Medicine

exophthalmos

(ĕk′səf-thălməs)
n.
  1. Abnormal protrusion of the eyeball.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.