Definitions
1.Nounperiod, time, span, run
period (in the periodic table)
the time between successive peaks or troughs in a sinusoidal phenomenon
2.Nounperiod (in the periodic table)
3.Nounthe time between successive peaks or troughs in a sinusoidal phenomenon
4.Nounthe time taken for a planet to orbit its star; year
5.Nounmoment
6.Nounage, epoch (subdivision of an era)
7.Nounseason
8.Nouncomplex or compound sentence