from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The quality of being unpredictable.
- n. Something which is unpredictable.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the trait of being unpredictably irresolute
- n. the quality of being guided by sudden unpredictable impulses
- n. lacking predictability
un- + predictability. (Wiktionary)