bi·​di·​rec·​tion·​al | \ ˌbī-də-ˈrek-shnəl How to pronounce bidirectional (audio) , -dī-, -shə-nᵊl\

Definition of bidirectional

: involving, moving, or taking place in two usually opposite directions bidirectional flow bidirectional replication of DNA

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Other Words from bidirectional

bidirectionally adverb

Examples of bidirectional in a Sentence

Recent Examples on the Web

As mediums go, the bidirectional grain is perfect for expressing the duality of man. Jamie Lauren Keiles, Vox, "Flip sequins are the weird, glitzy fabric that kids can’t get enough of," 27 Nov. 2018 Moskito, which packs six bidirectional motors, clearly is not a smartwatch in the sense of Apple or Pebble. David Grossman, Popular Mechanics, "This Bike Speedometer Is Also a Smartwatch," 30 Nov. 2016 Mentorship should not be viewed as a positon of hierarchy but instead as an opportunity to be bidirectional and learn from an ensemble of people. Emily Cassidy /, NBC News, "In the Know: Women in the news," 6 July 2018 The Revo is the first bidirectional belay device with a true auto-locking mechanism. Hayden Carpenter, Outside Online, "Testing Wild Country's Revo Belay Device," 2 July 2018 There are algorithms aplenty, geometrical extrusions and something called the bidirectional reflectance distribution function, which is all about understanding the play of light on a surface. Steve Johnson,, "New 'Pixar' exhibit at MSI has Buzz Lightyear and real STEM — and isn't just a booster for the movies," 24 May 2018 Building such co-adaptive bidirectional BCIs is the goal of our center. Smithsonian, "Melding Mind and Machine: How Close Are We?," 11 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bidirectional.' 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 bidirectional

1889, in the meaning defined above

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Statistics for bidirectional

Last Updated

19 Apr 2019

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Time Traveler for bidirectional

The first known use of bidirectional was in 1889

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More Definitions for bidirectional


bi·​di·​rec·​tion·​al | \ ˌbī-də-ˈrek-shnəl, -dī-, -shən-ᵊl How to pronounce bidirectional (audio) \

Medical Definition of bidirectional

: involving, moving, or taking place in two usually opposite directions bidirectional flow of materials in axons bidirectional replication of DNA

Other Words from bidirectional

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

More from Merriam-Webster on bidirectional

Rhyming Dictionary: Words that rhyme with bidirectional

Nglish: Translation of bidirectional for Spanish Speakers

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