a. (UN-1 7 b.)
a. 1631. Donne, Serm., i. (1634), 8. Let him have known ununderstandable things, unrevealed decrees of God.
a. 1843. Southey, Common-pl. Bk., Ser. II. (1849), 251. The vile and ununderstandable Machabeo he ranks with Homer and Virgil!
1872. Brierley, Cotters of Mossburn, xxiv. 252. There is something very ununderstandable going on between Luke Brundrett and Miss Louisa Gerrard.
1891. H. Herman, His Angel, 46. He stammered a few un-understandable words.