1. moved back and forth in a regular rhythm
Usage: past tense of oscillate
2. varied or fluctuated between different states, conditions, or opinions
Usage: past tense of oscillate; figurative use

Examples

• The pendulum oscillated steadily back and forth.
• The fan oscillated to cool the entire room.
• Stock prices oscillated wildly throughout the day.
• Her mood oscillated between excitement and anxiety.
• The radio signal oscillated at a specific frequency.
• He oscillated between accepting and rejecting the offer.
• The temperature oscillated around 70 degrees all week.