A party that signs an agreement alongside other parties, typically indicating joint responsibility.

सह-हस्ताक्षरकर्ता

English Usage: The university became a co-signatory of the research grant agreement.

Hindi Usage: विश्वविद्यालय ने शोध अनुदान समझौते का सह-हस्ताक्षरकर्ता बन गया।