oscillation
//ˌɒsɪˈleɪʃən//
Noun
oscillationSingular
oscillationsPlural
1
A regular back-and-forth movement or variation between two positions, states, or values.
The oscillation of the pendulum gradually slowed down.
2
A single complete cycle of such movement.
The pendulum completes one oscillation every two seconds.
3
Fluctuation or wavering between opinions, purposes, or courses of action.
His oscillation between accepting and rejecting the job offer frustrated his family.