saccade

noun

sac·​cade sa-ˈkäd How to pronounce saccade (audio)
: a small rapid jerky movement of the eye especially as it jumps from fixation on one point to another (as in reading)
saccadic adjective

Examples of saccade 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.
The new controller also enabled the robot to perform saccade-like motions, fast directional shifts used by insects to stabilize vision. Aamir Khollam, Interesting Engineering, 3 Dec. 2025 This dual function allows the insect to execute dramatic maneuvers — up to 96-degree turns in 50 milliseconds — while propelling itself at speeds of 120 body lengths per second, a performance comparable to the acrobatic saccades of fruit flies in air. John Drake, Forbes.com, 16 Sep. 2025 Instead, anything they’re shown during a 100-millisecond period right before the saccade becomes visible only after the saccade ends. Tim Vernimmen, Discover Magazine, 19 June 2019 Micah Mazurek The team created three games to enhance a child’s ability to control eye movements, including saccades. Sarah Deweerdt, Science | AAAS, 22 June 2018 The eye action allows for natural eye motion, simulating natural eye saccades. IEEE Spectrum, 1 Aug. 2012

Word History

Etymology

French, twitch, jerk, from Middle French, from saquer to pull, draw

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of saccade was in 1938

Browse Nearby Words

Cite this Entry

“Saccade.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/saccade. Accessed 5 Jul. 2026.

Medical Definition

saccade

noun
sac·​cade sa-ˈkäd How to pronounce saccade (audio)
: a small rapid jerky movement of the eye especially as it jumps from fixation on one point to another (as in reading)
saccadic adjective

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