unidirectional

adjective
uni·​di·​rec·​tion·​al | \ ˌyü-ni-də-ˈrek-shnəl How to pronounce unidirectional (audio) , -dī-, -shə-nᵊl\

Definition of unidirectional

1 : involving, functioning, moving, or responsive in a single direction a unidirectional microphone
2 : not subject to change or reversal of direction

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Other Words from unidirectional

unidirectionally adverb

Examples of unidirectional in a Sentence

Recent Examples on the Web

This new system does that with what are essentially fancy stickers embedded with unidirectional, inextensible fibers. Matt Simon, WIRED, "Finally, a Robot That Moves Kind of Like a Tongue," 1 Aug. 2019 In a country where growing divisions have become the main uniting principle, that kind of unidirectional movement is noteworthy. NBC News, "Polling shows solid growth in support of legal abortion," 16 June 2019 Among rhesus monkeys like Orange and her troop, this expression is 100 percent unidirectional: It is given by the subordinate to the dominant, never the other way around. Frans De Waal, Discover Magazine, "Cheerful Chimps: Are Animals Really Happy When They Smile?," 31 May 2019 Female lust, comprising all these repulsions, isn’t some blunt, unidirectional force. Lily Janiak, San Francisco Chronicle, "Young womanhood sopping wet with bodily fluids in Shotgun’s ‘Dry Land’," 31 May 2018 In both cases, movement is unidirectional, as in, everyone is trying to move in the same direction. Adam Rogers, WIRED, "The Hajj Stampede Is a Fluid Dynamics Problem," 24 Sep. 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unidirectional.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of unidirectional

1883, in the meaning defined at sense 1

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More Definitions for unidirectional

unidirectional

adjective
uni·​di·​rec·​tion·​al | \ ˌyü-ni-də-ˈrek-shnəl, -dī-, -shən-ᵊl How to pronounce unidirectional (audio) \

Medical Definition of unidirectional

: involving, functioning, moving, or responsive in a single direction

Other Words from unidirectional

unidirectionally \ -​ē How to pronounce unidirectionally (audio) \ adverb