the forward displacement of an organ.
Origin of proptosis
1670–80;Related formsprop·tosed [prop-tohst] /ˈprɒp toʊst/, prop·tot·ic [prop-tot-ik] /prɒpˈtɒt ɪk/, adjective
< New Latin
< Greek próptōsis
a fall forward. See pro-2
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for proptosis
Historical Examples of proptosis
British Dictionary definitions for proptosis
noun plural -ses (-siːz)
pathol the forward displacement of an organ or part, such as the eyeballSee also exophthalmos Compare prolapse
Word Origin for proptosis
C17: via Late Latin from Greek, from propiptein to fall forwards
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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n. pl. prop•to•ses (-sēz)
Related formsprop•tot•ic (-tŏt′ĭk) adj.
Forward displacement of an organ, especially an eyeball.
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