adv. [f. prec.] = INCONCEIVABLY adv.
1630. Bp. Hall, Serm., Hypocrite, Wks. 1837, V. 381. How then? what is their case? Surely inexplicably, unconceivably fearful.
1683. E. Hooker, Pref. Pordages Mystic Div., 67. Imperceptibl subtilities of unconceivably profound Contemplators.
a. 1711. Ken, Hymnotheo, Poet. Wks. 1721, III. 45. Yet cursd Abaddons Diabolick Crew, Deaths Terrors unconceivably outdo.
1861. Page, Past & Pr. Life of Globe, 239. The divine idea of moral perfection [is] unconceivably unattainable by created existences.