li·dar | \ ˈlī-ˌdär \

Definition of lidar 

: 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

But the companies had a falling-out, amid a bitter trade-secrets battle that went to trial this year, after Waymo, which spun out of Google in 2016, accused Uber of stealing trade secrets about its lidar, a laser technology akin to radar. Carolyn Said, San Francisco Chronicle, "Waymo starts to eclipse Uber in race to self-driving taxis," 30 Mar. 2018 Harris County flood maps have been created with lidar since 2007. Mark Collette, Houston Chronicle, "Hurricane ready? Houston, 21 states, can buy cheap flood insurance in minutes, company claims," 12 June 2018 Musk also reaffirmed his distaste for lidar, the laser shooting sensor most autonomous vehicle developers say is key to building a safe, capable car. Alex Davies, WIRED, "Elon Musk Calms Down, and More News From Tesla's Big Shareholder Meeting," 5 June 2018 One of the big obstacles to fully self-driving passenger cars is the need for lidar with enough range—around 200 meters—to drive at highway speeds up to 70 miles per hour. Timothy B. Lee, Ars Technica, "Self-driving technology is going to change a lot more than cars," 29 May 2018 Her team's $600,000 project to conduct a lidar survey of Chacoan lands in southeastern Utah failed to find funding. April Reese, Science | AAAS, "Drilling boom threatens web of ancient roads in Southwest," 16 May 2018 In addition, Hera will map out the smaller of the two asteroids in high detail using lidar technology. Avery Thompson, Popular Mechanics, "New Spacecraft Will Head to Binary Asteroid to Help Protect the Planet," 25 June 2018 Many mobile robots, like self-driving cars, use a technology called lidar that sprays an environment in lasers to build a 3-D map. Matt Simon, WIRED, "A Robotics Startup Perishes, and It’s Got Tales to Tell," 1 May 2018 And don't worry too much about potential miscreants spoofing your laser returns or one lidar-equipped car blinding another: these units are pulse-encoded and will ignore all but their own signals. Jonathan M. Gitlin, Ars Technica, "The car of the future is taking shape—and it will know how we feel about it," 11 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lidar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lidar

1963, in the meaning defined above

History and Etymology for lidar

light + radar

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Statistics for lidar

Last Updated

18 Sep 2018

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The first known use of lidar was in 1963

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