A thin layer of some substance; a pellicle; a membranous covering, causing opacity.

(photography) A medium used to capture images in a camera.

(uncountable) A visual art form that consists of a sequence of still images preserved on a recording medium to give the illusion of motion; movies generally.

(countable) The sequence of still images itself; a movie.

A slender thread, such as that of a cobweb.

(transitive, intransitive) To record (activity, or a motion picture) on photographic film.

(transitive, intransitive) To visually record (activity, or a motion picture) in general, with or without sound.

(transitive) To cover or become covered with a thin skin or pellicle.