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Definition of unilateral

unilateral

/ˌjuː.nɪˈlæt.ər.əl/
u · ni · lat · er · al
Adverb:unilaterally
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unilateral Lexical Profile

unilateral Game Scores & Validity

• adjective

1

Performed by, affecting, or binding only one person, group, or country involved in a situation, without the agreement of the others.

Example

"The committee criticized the director's unilateral decision to cancel the project without consulting the board."

2

Relating to, occurring on, or affecting only one side of the body, an organ, or a structure.

Example

"The physical therapist prescribed targeted exercises to address the patient's unilateral knee pain."

Synonyms
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Antonyms
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• Rhymes for unilateral

• Nearby Words

unify
unignited
unignorable
unilateral
unilaterally
unilingual
unilluminated

Word Origin & Etymology

Coined in the early 19th century from Modern Latin unilateralis, combining the Latin prefix uni- ('one') and latus ('side').

Cite this Entry

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