from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A person that responds to an emergency situation or other calling.
from The Century Dictionary and Cyclopedia
- n. One who or that which responds.
- n. An electrolytic detector or receiver for wireless telegraphy.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. someone who responds
to respond + -er (Wiktionary)