Source : Webster's Revised Unabridged Dictionary (1913)

Immeability \Im`me*a*bil"i*ty\, n. [Pref. im- not + L. meabilis
   passable, fr. meare to pass.]
   Want of power to pass, or to permit passage; impassableness.

         Immeability of the juices.               --Arbuthnot.