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Definition of bilateral

bilateral

/baɪˈlæt.ər.əl/
bi · lat · er · al
Adverb:bilaterally
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bilateral Lexical Profile

bilateral Game Scores & Validity

• adjective

1

Involving, affecting, or undertaken by two parties, nations, or groups equally and reciprocally.

Example

"The two neighboring countries signed a bilateral trade agreement to reduce import tariffs."

2

Having, relating to, or affecting both the right and left sides of the body or an organ.

Example

"Most vertebrates exhibit bilateral symmetry, with matching structures on either side of a central axis."

Synonyms
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Antonyms
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• Rhymes for bilateral

• Nearby Words

biking
bikini
bikinied
bilateral
bilaterally
bilbao
bilberry

Word Origin & Etymology

Coined in the late 18th century from Modern Latin bilateralis, combining the Latin prefix bi- ('two') and latus, later- ('side').

Cite this Entry

Wordmom. (2026). Definition of Bilateral. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/bilateral
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