n. The state or quality of being unchangeable; immutability.
The Century Dictionary and Cyclopedia
n. The state or character of being unchangeable; immutability.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the quality of being unchangeable; having a marked tendency to remain unchanged
Word Usage
"The static immobility and complete "unchangeableness" which the possessive instinct pretends to itself is all it desires is really therefore nothing but a mask for its desire to destroy."