| Main Entry: | cycle |
| Part of Speech: | noun |
| Definition: | era, phase |
Synonyms: |
aeon, age, alternation, chain, circle, circuit, course, eon, isochronism, loop, orbit, period, periodicity, revolution, rhythm, ring, rotation, round, run, sequel, sequence, series, succession, wheel |
| Notes: | a single to-and-fro movement of an air particle is called a cycle and the number of cycles that occur in a second is known as the frequency of a sound |