from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A device, such as a photoelectric cell, that receives and responds to a signal or stimulus.
- n. See sense organ.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A device or organ that detects certain external stimuli and responds in a distinctive manner.
from the GNU version of the Collaborative International Dictionary of English
- adj. Sensory.
from The Century Dictionary and Cyclopedia
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner
Originated 1925–30 from sense + -or. (Wiktionary)