noun
treaty
TREE-tee
noun
1
A formal, legally binding agreement between countries or international organizations.
"The two nations signed a peace treaty ending decades of conflict."
2
Negotiations aimed at reaching an agreement.
"The two parties entered into treaty over the disputed border."
How to Use Treaty
Learner’s notesIn plain EnglishA treaty is an official agreement between nations, usually reached after formal negotiation.
Common pairings
sign a treaty
peace treaty
trade treaty
Word Forms
treatied past tense, treaties plural, treaties singular
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The two nations signed a peace _____ ending decades of conflict.
Etymology
From Old French traitié, ultimately from Latin tractāre, "to handle" — the same root as "treat."