lidar

noun

li·​dar ˈlī-ˌdär How to pronounce lidar (audio)
: a device that is similar in operation to radar but emits pulsed laser light instead of microwaves

Examples of lidar in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Rajagopalan said the decision to introduce lidar came down to improvements in the sensors’ cost, performance, and design in recent years. Jordyn Grzelewski, Fortune, 15 Dec. 2025 Using sonar, lidar, cameras, and electromagnetic sensors, the robot can detect mines, track undersea structures, and conduct change-detection analysis on harbors, pipelines, and cable corridors. Kapil Kajal, Interesting Engineering, 27 Nov. 2025 Autonomous vehicles rely primarily on onboard code and sensors, such as lidar, to navigate city streets but are also backed by remote human operators who assist in unusual traffic conditions. Ariane Lange, Sacbee.com, 25 Nov. 2025 But instead of humans behind the wheel, software generally drives the vehicles aided by cameras and, in the case of Waymo, other sensors such as lidar. David Ingram, NBC news, 12 Nov. 2025 See All Example Sentences for lidar

Word History

Etymology

light + radar

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of lidar was in 1963

Browse Nearby Words

Cite this Entry

“Lidar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lidar. Accessed 20 Dec. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!