bidirectional

adjective

bi·​di·​rec·​tion·​al ˌbī-də-ˈrek-sh(ə-)nəl 

-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

The chip maker says the last feature will give you up to 80Gbps of bidirectional bandwidth for transferring larger files or daisy-chaining multiple accessories with your computer. —James Peckham, PC Magazine, 17 Mar. 2026

Your Gut Is Like a ‘Second Brain’ The gut-brain axis is a bidirectional network where the brain communicates with the gut and vice-versa. —Tom Gavin, EverydayHealth.com, 16 Mar. 2026

For fully electric vehicles, the GWM One platform supports a 900‑volt high-voltage architecture with high-rate battery cells, peak charging above 600 kW, and bidirectional power discharge, while the company also plans to offer a diesel hybrid powertrain based on the same platform. —Bojan Stojkovski, Interesting Engineering, 17 Jan. 2026

The Evotrex is also able to more directly increase range using its bidirectional charging capability. —New Atlas, 13 Jan. 2026

Word History

First Known Use

1889, in the meaning defined above

Rhymes for bidirectional

• intersectional
• affectional
• correctional
• directional
• inflectional
• multidirectional
• omnidirectional
• unidirectional
• sectional

Kids Definition

bidirectional

adjective

bi·​di·​rec·​tion·​al ˌbī-də-ˈrek-sh(ə-)nəl 

-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 

: involving, moving, or taking place in two usually opposite directions

bidirectional flow of materials in axons

bidirectional replication of DNA

bidirectionally

-ē 

adverb