American English

Definition of oscillation noun from the Oxford Advanced American Dictionary



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  1. 1[uncountable, singular] a regular movement between one position and another or between one amount and another the oscillation of the compass needle oscillation between A and B the economy's continual oscillation between growth and recession
  2. 2[countable] oscillation (between A and B) oscillation (of something) (against something) a single movement from one position to another of something that is oscillating the oscillations of the dollar against foreign currency
  3. 3[uncountable, countable] oscillation (between A and B) a repeated change between different feelings, types of behavior, or ideas his oscillation, as a teenager, between science and art Her oscillations of mood frustrated him.
See the Oxford Advanced Learner's Dictionary entry: oscillation