privity definition: Privity is defined as a secret between two people, or a close relationship recognized by law. (noun) When two people know the family secret, this is an example of a shared privity. When two people enter into a contract together, ...
The period is the duration of time of one cycle in a repeating event, so the period is the reciprocal of the frequency. For example, if a newborn baby's heart beats at a frequency of 120 times a minute, its periodâthe time interval between beatsâis half a second (that is, 60 seconds divided by 120 beats).
  Period and frequency are inverses of each other. Period is the time it takes for one complete cycle of a wave, and frequency is the number of cycles of a wave that take â¦ place in a unit of time.