a. (Obs. rare1), intended for *superprincipial (see SUPER- II and PRINCIPIAL), a rendering of eccl. Gr. ὑπεράρχιος before all beginning.
1677. Gale, Crt. Gentiles, IV. II. iii. § 2. 246. Eulogus, in Photius [says] Essence it self is one thing in the superprincipal Trinitie, and another thing in us.