gyroscope

noun

gy·​ro·​scope ˈjī-rə-ˌskōp How to pronounce gyroscope (audio)
 British also  ˈgī-
: a wheel or disk mounted to spin rapidly about an axis and also free to rotate about one or both of two axes perpendicular to each other and to the axis of spin so that a rotation of one of the two mutually perpendicular axes results from application of torque to the other when the wheel is spinning and so that the entire apparatus offers considerable opposition depending on the angular momentum to any torque that would change the direction of the axis of spin
gyroscopic adjective
gyroscopically adverb

Illustration of gyroscope

Illustration of gyroscope

Examples of gyroscope in a Sentence

Recent Examples on the Web This addition could be helpful if the telescope's gyroscope situation worsens. Nell Greenfieldboyce, NPR, 16 May 2024 One of its reaction wheels (a type of gyroscope) malfunctioned after a botched restart from an earlier incident on April 8th. Briley Lewis, Popular Science, 9 May 2024 This feature works by using the different sensors in the Apple Watch such as the accelerometer, gyroscope, GPS, and heart rate monitor. Oscar Gonzalez / Gizmodo, Quartz, 2 Apr. 2024 Additionally, devices often have motion-detecting accelerometers or gyroscopes, which sense the device’s position, Greg Potter, PhD, a sleep researcher and wellness speaker from Worcester, England, told Health. Kristen Fischer, Health, 12 Mar. 2024 Unfortunately during the braking manoeuvre a gyroscope failed, blocking the primary engine. Laurent Palka, Discover Magazine, 1 Mar. 2024 Rather than using lidar, gyroscopes, or infrared sensors to navigate your home, Matic sees like a human being and builds maps of the area on the fly. Adrienne So, WIRED, 20 Dec. 2023 Research from 2019 showed how monitoring a device accelerometer and gyroscope output can also lead to the accurate guessing of PINS entered. Dan Goodin, Ars Technica, 23 Jan. 2024 Many come in the form of a brace or a sports bra, but some are electronic devices, gyroscopes, or magnets that attach to the spine. Lauryn Higgins, Health, 23 Jan. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'gyroscope.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

French

First Known Use

1856, in the meaning defined above

Time Traveler
The first known use of gyroscope was in 1856

Dictionary Entries Near gyroscope

Cite this Entry

“Gyroscope.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gyroscope. Accessed 3 Jun. 2024.

Kids Definition

gyroscope

noun
gy·​ro·​scope ˈjī-rə-ˌskōp How to pronounce gyroscope (audio)
: a wheel or disk mounted to spin rapidly about an axis that is free to turn in various directions
gyroscopic adjective

More from Merriam-Webster on gyroscope

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