volution
Concise Oxford English Dictionary © 2008 Oxford University Press:
volution/vəˈl(j)uːʃ(ə)n/
▶noun
- 1 literary a rolling or revolving motion.
- 2 a single turn of a spiral or coil.
– origin C15: from late L. volutio(n-), from L. volut-, volvere ‘to roll’.
'volution' also found in these Oxford entries:

