quadrotor

noun

quad·​ro·​tor ˈkwäd-ˌrō-tər How to pronounce quadrotor (audio)
plural quadrotors
: a drone (see drone entry 1 sense 2) deriving lift from four separate rotors each oriented about a vertical axis : quadcopter
The University of Zurich and Intel Labs published their research in Science Robotics Journal … describing how they enabled quadrotors to fly autonomously through unknown and complex environments at high speeds using on-board sensing and computation.Matt Hamblen
The relatively simple and now quite pervasive quadrotor design for drones emphasizes performance and manufacturability …Evan Ackerman

Examples of quadrotor 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.
By itself, a quadrotor of hopcopter’s size can stay airborne for about 400 seconds, while Hopcopter can hop continuously for more than 20 minutes. IEEE Spectrum, 12 Apr. 2024 Drones with four rotors, called quadrotors, outperform birds in open spaces, per the statement. Sarah Kuta, Smithsonian Magazine, 14 Nov. 2023

Word History

Etymology

quad entry 5 + rotor

First Known Use

2007, in the meaning defined above

Time Traveler
The first known use of quadrotor was in 2007

Browse Nearby Words

Cite this Entry

“Quadrotor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quadrotor. Accessed 9 Sep. 2025.

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