Bilateral

adjective
/ˌbaɪˈlæt.ər.əl/
Involving or affecting two parties or sides, especially two nations, in a mutual agreement or negotiation.

✍️ Usage in a UPSC answer

India's pursuit of strategic autonomy is reflected in its preference for resolving border disputes through bilateral dialogue rather than ceding space to third-party or multilateral arbitration.

Synonyms

two-sidedreciprocalmutualtwo-waydualpaired

Antonyms

unilateralmultilateralone-sided

🌱 Word Family

bilateral (adj), bilaterally (adv), bilateralism (n), bilateralist (n), multilateral (adj)

🔡 Root

Latin bi- (two) + latus (side) → lateralis (of the side) + -al; first used in English late 18th century.

📜 Etymology

From Latin bi- ("two") + lateralis ("of or belonging to the side"), from latus ("side"); first used in English in the late 18th century.

🧠 Memory Hook

Bi- (two) + lateral (side) = "two sides" — picture two nations sitting on opposite sides of one negotiating table.

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Prelims 2026 Key
Ujiyari Ujiyari — Current Affairs