directional
Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Acronyms, Wikipedia.
Related to directional: directional antenna, Directional microphone, Directional coupler, Directional derivative, directional cloning, directional hypothesis
directional
1. Electronics
a. having or relating to an increased sensitivity to radio waves, sound waves, nuclear particles, etc., coming from a particular direction
b. (of an aerial) transmitting or receiving radio waves more effectively in some directions than in others
2. Physics Electronics
a. concentrated in, following, or producing motion in a particular direction
b. indicating direction
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
directional
In one direction. Contrast with omnidirectional.Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.