Immensurable \Im*men"su*ra*ble\, a. [Pref. im- not + L. mensurabilis measurable: cf. F. immensurable. Cf. {Immeasurable}.] Immeasurable. What an immensurable space is the firmament. --Derham.
immensurable adj : impossible to measure; "unmeasurable reaches of outer space" [syn: {immeasurable}, {unmeasurable}] [ant: {measurable}]