A series of events that are regularly repeated in the same order
The period of time taken to complete a single sequence of such events
A recurring series of successive operations or states, as in the working of an internal combustion engine, or in the alternation of an electric current or a wave
A recurring series of events or metabolic processes in the lifetime of a plant or animal
A series of successive metabolic reactions in which one of the products is regenerated and reused
The movement of a simple substance through the soil, rocks, water, atmosphere, and living organisms of the earth
A single set of hardware operations, esp. that by which memory is accessed and an item is transferred to or from it, to the point at which the memory may be accessed again
A cycle per second; one hertz
A complete set or series
A series of songs, stories, plays, or poems composed around a particular theme and usually intended to be performed or read in sequence