D defs.my
Entry 2 senses · 2 variants Webster, 1913

Cosignitary

/(kō̇*sĭg"nĭ*tā̇*ry̆)/ · Co·sig·ni·ta·ry · IPA
01 a. Signing some important public document with another or with others; as, a treaty violated by one of the cosignitary powers.
  1. 1.
    Signing some important public document with another or with others; as, a treaty violated by one of the cosignitary powers.
02 n. One who signs a treaty or public document along with others or another; as, the cosignitaries of the treaty of Berlin.
pl. Cosignitaries ((-r�z))
  1. 1.
    One who signs a treaty or public document along with others or another; as, the cosignitaries of the treaty of Berlin.