Scō'to-scōpe, n.

n. [Gr. σκότος, darkness, and σκοπεῖν, to see.] An optical instrument, by means of which objects may be discerned in the dark.

Comes Mr. Reeve with a microscope and a scotoscope.... The latter he gives me, and is of value, and a curious curiosity it is to discover objects in a dark room with. Pepys.