OSCILLATION

oscillation. Oscillation, n. the vibration of a pendulum

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Os′cil‐la″tion (?), n. [[L. oscillatio a swinging.]] 1. 1. The act of oscillating; a swinging or moving backward and forward, like a pendulum; vibration.
2. 2. Fluctuation; variation; change back and forth.
His mind oscillated, undoubtedly; but the extreme points of the oscillation were not very remote. Macaulay. Axis of oscillation, Center of oscillation. See under Axis, and Center.