synŏdĭcus, a, um, adj., = συνοδικός,
I going or coming together , synodical : luna, i. e. when in conjunction with the sun , Firm. Math. 3, 6; 4 praef. fin. —
II According to the decrees of the synod , Cassiod. Hist. Eccl. 4, 21; 9, 13.—Hence, adv.: synŏdĭcē , in accordance with the synod’s decrees , Cassiod. Hist. Eccl. 4, 25.