noun
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oscillation - a) the act of oscillating; b) (phys.) i) repeated variation in the value of some physical quantity, as position or voltage; ii) a single instance of cycle of such a variation.
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a device, as a seat hanging from ropes or chains, on which one can sit and swing backward and forward as a form of amusement; a swing.
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a covered litter used, usu. for one person or a deity, carried by poles on the shoulders of two or more men; a palankeen.
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the infirmity or instability of the mind; want of power to take a decision.