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.
Musk and Tesla have denigrated the use of radar and lidar sensors, which are integral parts of the systems used by Waymo and most other self-drivers. Andrea Guzmán, Austin American Statesman, 7 Feb. 2026 To manage vegetation, utility companies typically send crews to walk the power lines or fly helicopters periodically to collect information using lidar (light detection and ranging), a technology used to precisely map terrain with high-resolution, three-dimensional images. Eric Sullivan, Scientific American, 6 Feb. 2026 Done right, aerial lidar can spark a true revolution, aligning Western science and technology with Indigenous futures. Christopher Hernandez, The Conversation, 29 Jan. 2026 But the company continues to rely on a combination of lidar, radar, and cameras for commercial operations. Jeremy Kahn, Fortune, 28 Jan. 2026 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

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Cite this Entry

“Lidar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lidar. Accessed 11 Feb. 2026.

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