Webster's English Dictionary

Enter the word to look up:

frequency

fre.quen.cy \-kw*n-se-\ n 1: the fact or condition of occurring frequently  
   2a: the number of times that a periodic function repeats the same sequence  
   of values during a unit variation of the independent variable 2b: the 
   number of individuals in a single class when objects are classified  
   according to variations in a set of one or more specified attributes 3: the 
   number of repetitions of a periodic process in a unit of time : as  3a: the 
   number of complete alternations per second of an alternating curren t 3b: 
   the number of sound waves per second produced by a sounding body  3c: the 
   number of complete oscillations per second of an electromagnetic wa ve