'Immovability' definitions:

Definition of 'immovability'

From: WordNet
noun
Not capable of being moved or rearranged [syn: immovability, immovableness] [ant: movability, movableness]

Definition of 'Immovability'

From: GCIDE
  • Immovability \Im*mov"a*bil"i*ty\, n. The quality or state of being immovable; fixedness; steadfastness; as, immovability of a heavy body; immovability of purpose. [1913 Webster]