bidirectional

adjective

bi·​di·​rec·​tion·​al ˌbī-də-ˈrek-sh(ə-)nəl How to pronounce bidirectional (audio)
-dī-
: involving, moving, or taking place in two usually opposite directions
bidirectional flow
bidirectional replication of DNA
bidirectionally adverb

Examples of bidirectional 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.
General Manager and President Michael Noland said some ideas that have been thrown out include considering shuttle trains between Michigan City and the South Bend airport and Metra upgrades for higher speed and bidirectional signaling. Doug Ross, Chicago Tribune, 5 June 2025 The Power 1000’s Software Defined Connection (SDC) ports are proprietary and bidirectional. PC Magazine, 2 June 2025 Pairing tech-savvy young people with experienced farmers creates a bidirectional knowledge exchange. Persa Sakellaridi, Forbes.com, 2 June 2025 There also will be a new bidirectional Arabic and English keyboard, a digital calligraphy pen for Apple Pencil users and a new app for gaming on Apple devices. Bloomberg, Mercury News, 29 May 2025 See All Example Sentences for bidirectional

Word History

First Known Use

1889, in the meaning defined above

Time Traveler
The first known use of bidirectional was in 1889

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Cite this Entry

“Bidirectional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bidirectional. Accessed 10 Jun. 2025.

Kids Definition

bidirectional

adjective
bi·​di·​rec·​tion·​al ˌbī-də-ˈrek-sh(ə-)nəl How to pronounce bidirectional (audio)
-dī-
: involving, moving, or taking place in usually two opposite directions

Medical Definition

bidirectional

adjective
bi·​di·​rec·​tion·​al ˌbī-də-ˈrek-shnəl, -dī-, -shən-ᵊl How to pronounce bidirectional (audio)
: involving, moving, or taking place in two usually opposite directions
bidirectional flow of materials in axons
bidirectional replication of DNA
bidirectionally adverb

More from Merriam-Webster on bidirectional

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