Pronunciation: (ek"sof-thal'mus, -mos), [key]
protrusion of the eyeball from the orbit, caused by disease, esp. hyperthyroidism, or injury. Also,ex•oph•thal•musPronunciation: (ek"sof-thal'mus), [key] ex•oph•thal•mi•a Pronunciation: (ek"sof-thal'mē-u). [key]
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.