† inˈsperable,a.Obs.rare—0. [ad. L. inspērābilis, f.in- (in-3) + spērābilis, f.spērāre to hope.] That cannot be hoped for, beyond hope. 1623Cockeram, Inspirable, one past all hope, vnlookt for.1656Blount Glossogr., Insperable, that no man would look or hope for.