|a. regular fluctuation in value, position, or state about a mean value, such as the variation in an alternating current or the regular swinging of a pendulum|
|b. a single cycle of such a fluctuation|
|2.||the act or process of oscillating|
oscillation os·cil·la·tion (ŏs'ə-lā'shən)
The act of oscillating.
The state of being oscillated.
A single oscillatory cycle.