increased pressure in the eyeball due to obstruction of the outflow of aqueous humor; damages the optic disc and impairs vision (sometimes progressing to blindness)
the eye unaided by any optical instrument that alters the power of vision or alters the apparent size or distance of objects; "it is not safe to look directly at the sun with the naked eye"
(of a state or an event) taking place without something specified occurring at the same time; "a headache unaccompanied by other symptoms"
without accompaniment or companions; "the soloist sang unaccompanied"; "it had dramatic energy unaccompanied by an adequate sense of dramatic form"; "unaccompanied women were excluded"