Pay period
A time a person rules is called a 'Ruling Period' or 'Reign'
What you are able to earn in a given period of time is called your earning potential.
Increase of velocity over a period of time is called acceleration.
No, that's called its "period". The frequency is numerically equal to the period's reciprocal.
This is called the "period".
The time period between cell divisions is called interphase. ;)
interglacial
It is called as lead time.
Adolescence It can also be called "teens", better defined as the period between childhood and early adulthood.
the middle ages
interphase
Called inter phase .
the period of time between conception and birth is called the "gestation period"
It's called the Incubation Period.
Latent period
It is called Interkinesis
the middle ages