from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Moving or operating in two usually opposite directions: bidirectional data flow; a bidirectional microphone.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Moving in two directions (usually opposite).
- adj. Operating or functioning in two directions (usually opposite).
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. reactive or functioning or allowing movement in two usually opposite directions
Sorry, no etymologies found.