Webster’s Revised Unabridged Dictionary · 1913
Supercelestial
Su′per·ce·les′tial (·sē·lĕs′chal), a. [Pref. super- + celestial: cf. L. supercaelestis.] 1. Situated above the firmament, or great vault of heaven. Waterland.
2. Higher than celestial; superangelic.