a. (UN-1 7 b.)
1675. Art Contentm., I. § 12. 179. It must be exceedingly bitter, to be thus condemned to endless unaccomplishable desires.
1812. Cary, Dante, Parad., XXVI. 126. Or ever Nimrods race Their unaccomplishable work began.
1863. Ruskin, Sesame (1871), 161. At these visions of theirs we have mocked, and held them for idle and vain, unreal and unaccomplishable.