an interval during which a recurring sequence of events occurs
the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz)
recur in repeating sequences
a wheeled vehicle that has two wheels and is moved by foot pedals
a single complete execution of a periodically repeated phenomenon
a periodically repeated sequence of events
ride a bicycle
ride a motorcycle
cause to go through a recurring sequence
pass through a cycle
An imaginary circle or orbit in the heavens; one of the celestial spheres.
An interval of time in which a certain succession of events or phenomena is completed, and then returns again and again, uniformly and continually in the same order; a periodical space of time marked by the recurrence of something peculiar; as, the cycle of the seasons, or of the year.
An age; a long period of time.
An orderly list for a given time; a calendar.
The circle of subjects connected with the exploits of the hero or heroes of some particular period which have served as a popular theme for poetry, as the legend of arthur and the knights of the round table, and that of charlemagne and his paladins.
One entire round in a circle or a spire; as, a cycle or set of leaves.
A bicycle or tricycle, or other light velocipede.
To pass through a cycle of changes; to recur in cycles.
To ride a bicycle, tricycle, or other form of cycle.