- Enter a word for the dictionary definition.
From The Collaborative International Dictionary of English v.0.48:
Oscillation \Os`cil*la"tion\, n. [L. oscillatio a swinging.] [1913 Webster] 1. The act of oscillating; a swinging or moving backward and forward, like a pendulum; vibration. [1913 Webster] 2. Fluctuation; variation; change back and forth. [1913 Webster] His mind oscillated, undoubtedly; but the extreme points of the oscillation were not very remote. --Macaulay. [1913 Webster] Axis of oscillation, Center of oscillation. See under Axis, and Center. [1913 Webster]