Definition of "frequency" []

• The property or condition of occurring at frequent intervals. (noun)
• Mathematics & Physics The number of times a specified periodic phenomenon occurs within a specified interval, as: (noun)
• Mathematics & Physics The number of repetitions of a complete sequence of values of a periodic function per unit variation of an independent variable. (noun)
• Mathematics & Physics The number of complete cycles of a periodic process occurring per unit time. (noun)
• Mathematics & Physics The number of repetitions per unit time of a complete waveform, as of an electric current. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "We kid about the frequency of Jerome's missives due to .... well, the ** frequency** of his letters. "max stanfield wrote on Apr 23, 2009 11: 09 AM:"
• "As we will discuss in Part IV of this book, the word “Spirit” is used generically here and can be likened to the word frequency in physics—it conceptually refers to a wide spectrum of possible spiritual frequencies of energy that potentially can have an effect in the world."
• "An even better approach the one used by search engines is to take the term frequency and multiply it by something that captures the rarity of a word."