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 The Yeti can record in four different modes: cardioid, omni, bidirectional, and stereo. Popular Science, "USB microphones for easy, high-quality audio recording," 21 Jan. 2020 The incident could have been catastrophic if the cables hadn’t happened to be bidirectional. Robert Faturechi, ProPublica, "Faulty Equipment, Lapsed Training, Repeated Warnings: How a Preventable Disaster Killed Six Marines," 2 Jan. 2020 Some researchers are interested in developing bidirectional interfaces that both read and write. Sigal Samuel, Vox, "Facebook is building tech to read your mind. The ethical implications are staggering.," 5 Aug. 2019 The bidirectional option would run north and south from the transportation center on Central, before cutting across Maple to Brand. Lila Seidman, Glendale News-Press, "Proposed Glendale streetcar rolls into focus," 6 Aug. 2019 The project will also modify the existing Gulf LNG Pipeline allow for bidirectional flow. Marissa Luck, Houston Chronicle, "FERC approves Kinder Morgan's Gulf LNG project," 17 July 2019 And enough with the confusing bidirectional cycle tracks. Copenhagenize Design Co., WIRED, "The 20 Most Bike-Friendly Cities on the Planet, Ranked," 27 June 2019 Howard recently added 12 new storage tanks, four butane bullets, two barge docks, one ship dock and a bidirectional pipeline to its 450-acre Port Arthur terminal. Sergio Chapa, Houston Chronicle, "Howard Energy Partners poised for more exports after completing two expansion projects," 13 June 2019 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

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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Time Traveler for bidirectional

Time Traveler

The first known use of bidirectional was in 1889

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Last Updated

25 Jan 2020

Cite this Entry

“Bidirectional.” Dictionary, Merriam-Webster, Accessed 19 Feb. 2020.

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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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