anti-collision

adjective

an·​ti-col·​lis·​ion
ˌan-tē-kə-ˈli-zhən
ˌan-tī- How to pronounce anti-collision (audio)
: used or designed to help prevent collisions between aircraft, ships, etc.
anti-collision lights on airplane wings
an anti-collision system

Examples of anti-collision 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.
When the car finally got moving, protesters began throwing obstacles in its path — Lime scooters, bicycles, seemingly anything that might trigger the car’s automatic anti-collision braking system. Evan Minsker, Rolling Stone, 7 Feb. 2026 Key points of discussion included the Army’s reluctance to use anti-collision technology known as Automatic Dependent Surveillance-Broadcast, or ADS-B, and why the FAA allowed military helicopter pilots to fly without the technology. Alexandra Skores, CNN Money, 27 Jan. 2026 The Swiss cheese model Honeywell's test plane during a demonstration of new anti-collision warning technology. Leslie Josephs, CNBC, 27 Sep. 2025 When flying a drone at night in the US, your drone must be fitted with an anti-collision light that is visible for a minimum of three miles. James Abbott, Space.com, 22 June 2025 Those anti-collision systems have averted many midair catastrophes, often by telling one plane to dive and the other to climb. Matthew L. Wald, The New Yorker, 1 Feb. 2025 Just as the jet was configured to land, the plane’s anti-collision technology alerted its pilots that there was a helicopter about 300 feet below the airplane and climbing slowly. Emily Steel, New York Times, 1 Feb. 2025 At night in an urban environment like Washington, D.C., or northern Virginia, pilots may not be able to see other aircraft and instead may rely on seeing anti-collision or landing lights, according to Brauchle. Chris Pandolfo, Fox News, 31 Jan. 2025 Helicopters usually have anti-collision lights on the top and bottom of the fuselage. George Petras, USA TODAY, 18 Dec. 2024

Word History

First Known Use

1848, in the meaning defined above

Time Traveler
The first known use of anti-collision was in 1848

Browse Nearby Words

Cite this Entry

“Anti-collision.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anti-collision. Accessed 12 Feb. 2026.

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