from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A device used to modulate an electromagnetic wave.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. device that modulates
from the GNU version of the Collaborative International Dictionary of English
- n. One who, or that which, modulates.
from The Century Dictionary and Cyclopedia
- n. One who or that which modulates.
- n. A chart of the musical scale, indicating the relations of its essential tones to each other and of the whole scale to its related scales.
modulate + -or (Wiktionary)