the GNU version of the Collaborative International Dictionary of English
n. The quality of being mutable.
The Century Dictionary and Cyclopedia
n. Same as mutability.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the quality of being capable of mutation
Word Usage
"This is perhaps the trickiest part of migrating enterprise teams to a services based model, their expectations of the mutableness of the services they are accessing and their inability to anticipate what working in that world will be like."