from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A form of kaleidoscope.
from the GNU version of the Collaborative International Dictionary of English
- n. A modification of the kaleidoscope; -- used to reflect images so as to form beautiful designs.
from The Century Dictionary and Cyclopedia
- n. A double mirror, composed of two polished surfaces placed at an angle of 70°, used like a kaleidoscope to repeat a pattern or other object.
- n. It was invented by M. Debus, a French optician, and is used in preparing geometrical decorative designs. Also called chromeidoscope.
Debus + -scope, after a French optician. (Wiktionary)