noun, noun or participle which takes 'suru', intransitive verb
Refers to a regular back-and-forth motion, such as a pendulum swinging, a tuning fork vibrating, or an electrical signal oscillating. Used in both everyday and technical contexts.
地震で建物が激しく振動した。
The building shook violently in the earthquake.
振り子の振動周期を測る。
Measure the oscillation period of the pendulum.