- an interval during which a recurring sequence of events occurs
- a series of poems or songs on the same theme
- a periodically repeated sequence of events
- the unit of frequency
💬 Examples
- "the never-ending cycle of the seasons"
- "Schubert's song cycles"
- "a cycle of reprisal and retaliation"
- "one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz)"