Definition of reversals:
(n) :
A change in fortune; a change from being successful to having problems.
(n) :
A change to an opposite direction.
(n) :
An instance of reversing.
(n) :
The state of being reversed.
(adj) :
Intended to reverse; implying reversal.
(n) :
(card games) A rule in Tycoon where a three of a particular suit (most commonly spades) can beat a single joker. During revolution, most rulesets instead use a two of that suit to do this.