declinatory /dɪˈklɪnətɹi/adjective 1noun 2forms 1 adjective1 •(no longer used, historical) Containing or involving a declination or refusal, as of submission to a charge or sentence.[…] that the prisoner should first be arraigned, and might either then claim his benefit of clergy, by way of declinatory plea, or after conviction by way of arresting judgment. — 1765 noun2 •Synonym of declinator (“instrument for measuring declination”). •(no longer used, historical) A declination or refusal. formsdeclinatories