Emily Dickinson Lexicon

SYN'OD-AL, n.

1. Anciently, a pecuniary rent, paid to the bishop or archdeacon at the time of his Easter visitation, by every parish priest; a procuration. – Encyc. Synodals are due of common right to the bishop only. Gibson.
2. Constitutions made in provincial or diocesan synods, are sometimes culled synodal. Encyc.