The Collaborative International Dictionary of English v.0.48:
Intangible \In*tan"gi*ble\, a. [Pref. in- not + tangible: cf. F. intangible.] Not tangible; incapable of being touched; not perceptible to the touch; impalpable; imperceptible. --Bp. Wilkins. [1913 Webster] A corporation is an artificial, invisible, intangible being. --Marshall. -- In*tan"gi*ble*ness, n. -- In*tan"gi*bly, adv. [1913 Webster]