Irresolvable
Pronunciation : Ir`re*solv"a*ble
Part of Speech : a.
Etymology : [Pref. ir- not + resolvable. Cf. Irresoluble.]
Definition : Defn: Incapable of being resolved; not separable into component parts. Irresolvable nebul? (Astron.), nebul? of a cloudlike appearance, which have not yet been resolved by the telescope into stars. Sir W. Herschel.
Source : Webster's Unabridged Dictionary, 1913