See - Injection Cycle Time - Product Development Cycle - Product Life Cycle
A length of time set aside for specific types of training, whether for bulking up, getting stronger, getting leaner, etc. Combining individual training cycles is sometimes referred to as periodization.
a cycle of the computer clock is an electronic signal that counts a single unit of time within a computer.
The length of time a filter can be used before it needs cleaning, usually including cleaning time.
The time it takes for a signal (or set of signals) to go from Green to Yellow to Red and back to Green.