cosignitary

Co*sig"ni*ta*ry (k-sg"n-t-r), a. Etym: [Pref. co- + sign. Cf. Signatory.] Defn: Signing some important public document with another or with others; as, a treaty violated by one of the cosignitary powers. Co*sig"ni*ta*ry, n.; pl. Cosignitaries (-r. Defn: One who signs a treaty or public document along with others or another; as, the cosignitaries of the treaty of Berlin.

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