from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A large mechanical instrument resembling a barrel organ that produces sound in imitation of an orchestra.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a mechanical multiple musical instrument which allows one player to play all the parts of an orchestrated piece of music.
from the GNU version of the Collaborative International Dictionary of English
- n. A large music box imitating a variety of orchestral instruments.
from The Century Dictionary and Cyclopedia
- n. A mechanical musical instrument, essentially similar to a barrel-organ, but having many different stops, etc., which allow the imitation of a large variety of orchestral instruments and the production of quite complicated musical works. Many different names have been applied to different varieties of the instrument.
orchestr(a) + (melod)eon.(American Heritage® Dictionary of the English Language, Fourth Edition)