balopticon

noun

bal·​op·​ti·​con

baˈläptə̇ˌkän,

bə-

plural -s

: a projector that utilizes reflected light for projecting the images of opaque objects

Word History

Etymology

from Balopticon, a trademark

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now