fluctuator

fluctuator (plural fluctuators)

1. One who or that which fluctuates.
   • 1988, Susanne Rockne Morris, Budget Cutback: An Empirical Test of Budgeting Theory in Conditions of Fiscal Stress, page 130:

     Thus, although this department was among the more volatile fluctuators between regular and cutback budgets, the overall effect on the department suggests that growth was nearly static.

2. (physics) A quantum system in which an electric charge moves back and forward between two states that are separated by an energy barrier

• qubit

flūctuātor

1. second/third-person singular future passive imperative of flūctuō