The term 'magic lantern' is a phrase that refers to a device that uses a light source to project an image onto a screen or wall. The device was widely popular in the late 1800s and early 1900s, used primarily for educational and entertainment purposes. Today, the term 'magic lantern' is seldom used, with modern technology utilizing projectors to achieve similar results. Synonyms for 'magic lantern' include: slide projector, image projector, overhead projector, and visual presenter. The most common synonym for 'magic lantern' is 'projector', which is a broad term used to describe any device that displays images or videos onto a surface.