lidar en · NOUN
Pronunciation
- /ˈlaɪdɑɹ/ (US)
- (Southern-England) audio
- /ˈlaɪdɑː/ (UK)
Etymology
By anacronymic evolution from LIDAR.
Meanings
-
(uncountable, usually) The optical analogue of radar, using intense pulses of laser light to measure the composition and structure of the atmosphere.
Tesla bet on the idea that in the design of self-driving cars, lidar doesn't add enough capability, beyond what the cameras already provide, to be worth the additional cost.
Although operational environments profoundly differ, both kinds of autonomous vehicles, groundcraft and aircraft, will still rely on conceptually the same sorts of sensors — cameras, radar and lidar — to perceive surroundings in real time.
2020 January 1, Adam Hadhazy, “Achieving autonomy”, in Aerospace America, archived from the original on 22 Apr 2025:
-
(countable) A device that provides such imaging.
There's a lidar mounted on the roof of that Waymo.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| lidars | Number=Plur | lexicographic |
Coordinates
Deriveds
Hypernyms
Relateds
Translations (6)
pl lidar (optical analogue of radar) · fi lasertutka (optical analogue of radar) · cmn 激光雷達 /激光雷达 (optical analogue of radar) · ru лида́р (optical analogue of radar) · fi valotutka (optical analogue of radar) · fi lidar (optical analogue of radar)