2. the quality of being fixed and unchangeable; - Example: "the fixedness of his gaze upset her" [syn: fixedness, unalterability]
WordNet (r) 3.0 (2006):
unalterability
n 1: the quality of not being alterable [ant: alterability]
2: the quality of being fixed and unchangeable; "the fixedness
of his gaze upset her" [syn: fixedness, unalterability]