Ophthalmoplegia

Paralysis of the ocularmuscles of the eye. O. Partial, a form in whichonly some of the muscles are paralyzed. O.Progressive, a gradual paralysis of all the muscles ot both eyes. O. Total, when the iris andciliary body, as well as the external muscles,are paralyzed. O. Externa, when the externalmuscles are paralyzed. O. Interna, paralvsis ofthe internal muscles.

Source: Ophthalmic Dictionary including pronunciation, derivation and definition of the words used in Optometry and Ophthalmology by James J. Lewis, Oph. D. Professor of Optometry in the Northern Illinois College of Ophthalmology and Otology, Chicago.