photographic film several hundred feet long and wound on a spool; to be used in a movie camera

photographic film several hundred feet long and wound on a spool; to be used in a movie camera

photographic film several hundred feet long and wound on a spool; to be used in a movie camera

a treatment for glaucoma; the eyedrops reduce intraocular pressure by decreasing the production of aqueous humor and increasing its drainage through the uveoscleral pathway