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.
At the same time, the process of building the characters was always bidirectional. — Roberto Prieto, Variety, 19 May 2026 In addition to a roof full of solar cells to help charge the cars inside, the facility is chock-full of bidirectional chargers. — Tim Stevens, ArsTechnica, 4 May 2026 Adding bidirectional signaling to better coordinate train traffic both ways is part of the project. — Doug Ross, Chicago Tribune, 20 May 2026 Finally, there is a TRRS Aux input for bidirectional audio, which can also be used for bringing in a backing track or even phone callers for a podcast. — Mark Sparrow, Forbes.com, 21 June 2026 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

Rhymes for bidirectional

See All Rhymes for bidirectional

Browse Nearby Words

biding place
bidirectional
bid off
See all Nearby Words

Cite this Entry

“Bidirectional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bidirectional. Accessed 7 Jul. 2026.

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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
-ē How to pronounce bidirectional (audio)
adverb

More from Merriam-Webster on bidirectional

Nglish: Translation of bidirectional for Spanish Speakers

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