exophthalmic ophthalmoplegia n. Ophthalmoplegia with protrusion of the eyeballs due to orbital edema and contracture of the ocular muscles, incidental to thyroid disorders. Liberaldictionary.com What It Really Means to Call Someone "Crude" Can You Translate These Famous Phrases From Emoji? These Are the Longest Words in English These Are the Saddest Phrases in English The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.