lidar
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li·dar
(lī′där)n.
1. An optical sensing technology used to determine the position, velocity, or other characteristics of distant objects by analysis of pulsed laser light reflected from their surfaces.
2. The equipment used in such detection. In both senses also called laser radar.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
lidar
(ˈlaɪdɑː)n
an instrument that detects the position or motion of objects and which operates similarly to a radar, but which uses laser radiation rather than microwaves
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
li•dar
(ˈlaɪ dɑr)n.
a device similar to radar but using pulsed laser light instead of radio waves to detect particles and varying conditions in the atmosphere.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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| Noun | 1. | lidar - a measuring system that detects and locates objects on the same principle as radar but uses light from a laser; a potential technology for detecting air turbulence that can affect aircraft measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something |
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lidar