omnidirectional

adjective

om·​ni·​di·​rec·​tion·​al ˌäm-ni-də-ˈrek-sh(ə-)nəl How to pronounce omnidirectional (audio)
-ˌnī-,
-(ˌ)dī-
: being in or involving all directions
especially : receiving or sending radio waves equally well in all directions
omnidirectional antenna

Examples of omnidirectional in a Sentence

Recent Examples on the Web
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Given this omnidirectional confusion, the imposition of a tight orthodoxy—more J.F.K. assassination than AIDS crisis—retrospectively seems to be one of the most unfortunate choices in a sea of them. Daniel Immerwahr, New Yorker, 19 May 2025 Importantly, these signals are a complex array of different omnidirectional radio subsignals that the SLAM system can use to create a map of its surroundings. IEEE Spectrum, 23 July 2024 Finally, the mobile base includes omnidirectional wheels, Hall sensors and IMU, an RP Lidar S2 and a LiFePO₄ Battery. Kurt Knutsson, Cyberguy Report, FOXNews.com, 18 Apr. 2025 Cliff sensors circle the perimeter, and an omnidirectional caster wheel and a side brush sit on the front edge. PC Magazine, 17 Apr. 2025 See All Example Sentences for omnidirectional

Word History

First Known Use

1927, in the meaning defined above

Time Traveler
The first known use of omnidirectional was in 1927

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Cite this Entry

“Omnidirectional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/omnidirectional. Accessed 24 May. 2025.

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