oscillate

swing / waver / vibrate / fluctuate

Intransitive Verb

past: oscillatedpp: oscillateding: oscillating

This term describes a rhythmic, repetitive motion that is strictly bound between two fixed poles or states. In a physical sense, it evokes the image of a pendulum or a vibrating string, emphasizing a precise, periodic return to a starting point. When applied to human behavior or thought, the word carries a connotation of indecision or instability. It suggests a lack of conviction where a person swings from one extreme to another without settling on a middle ground or a final decision.

Meanings

Intransitive Verb

To move or swing back and forth at a regular speed between two points.

"The pendulum continued to oscillate steadily for several minutes."

Intransitive Verb

To waver between different opinions, feelings, or courses of action.

"The politician tended to oscillate between extreme conservatism and moderate liberalism depending on the audience."

Intransitive Verb

To vary periodically between one value and another in a physical or electrical system.

"The voltage in the circuit began to oscillate rapidly, causing the equipment to malfunction."

Last Updated: June 13, 2026•Report an Error