Volution

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Volution \Vo*lu"tion\, n. [Cf. LL. volutio an arch, vault.]
     [1913 Webster]
     1. A spiral turn or wreath.
        [1913 Webster]
  
     2. (Zool.) A whorl of a spiral shell.


        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  volution
       n : a rolling or revolving motion