frequency

frequency - noun

• The fact or condition of occurring {a_link|frequently}

• The number of times that a periodic function repeats the same sequence of values during a unit variation of the independent variable

• The number, proportion, or percentage of items in a particular category in a set of data

• The number of complete alternations {dx_def}see {dxt|alternation||1}{/dx_def} per second of an alternating current