undescendableadj.
(un- prefix1 1b.)
ΘΚΠ
the world > movement > motion in a certain direction > downward motion > [adjective] > that cannot be descended into
undescendable1876
1876 Ld. Tennyson Harold i. i. 2 Steam'd upward from the undescendable Abysm.
This entry has not yet been fully updated (first published 1921; most recently modified version published online March 2020).
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adj.1876