from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A person who helps a group to have an effective dialog without taking any side of the argument, especially in order to reach a consensus
from the GNU version of the Collaborative International Dictionary of English
- n. someone who makes progress easier.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. someone who makes progress easier
Sorry, no etymologies found.