Irremeable \Ir*re"me*a*ble\, a. [L. irremeabilis; pref. ir- not + remeabilis returning, fr. remeare: cf. F. irr['e]m['e]able. See {Remeant}.] Admitting no return; as, an irremeable way. [Obs.] --Dryden. [1913 Webster]