frequency noun (LIGHT/SOUND/RADIO) [ U ] physics specialized. Definition of frequency. YourDictionary definition and usage example. © 1981-2017 The Computer Language Company Inc. All rights reserved. the number of occurrences within a given time period, the ratio of the number of observations in a statistical category to the total number of observations, the number of observations in a given statistical category. Are You Learning English? What Is The Difference Between “It’s” And “Its”?

Send us feedback. These Foreign Words And Phrases Are Now Used In English. لہروں کا ایک خاص حجم جس پر کوئی ریڈیو اسٹیشن نشریات بھیجتا ہے, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Frequencies of Micronucleated Polychromatic Erythrocytes, Frequency Addition Source of Optical Radiation, Frequency Agile Laser for Configurable Optical Networks, Frequency Agile Multiple Emitter Simulator. to declare frankly or openly; own; acknowledge; confess; admit. How to use radio frequency in a sentence.

1550s, "state of being crowded" (now obsolete); 1640s, "fact of occurring often;" from Latin frequentia "an assembling in great numbers, a crowding; crowd, multitude, throng," from frequentem (see frequent). Accessed 6 Oct. 2020. The pattern of waves, called a chirp, would increase in frequency over time. All rights reserved.

Analyze This: Hurricanes may help lizards evolve better grips, A measurement of positronium’s energy levels confounds scientists. Frequencies are usually measured in hertz. For example, the alternating current in a wall outlet in the U.S. and Canada is 60Hz. Then he observed sweats that were terrifying in their frequency—sweats at night that left the print of her body on the sheets. Generating and transmitting them is difficult and expensive, requiring special lasers, and even then the frequency range is limited. Since two Fridays never come together, this expression is usually used as a sarcastic quip when one is asked when he intends to do something of an onerous nature such as complete a project, pay back a personal loan, or the like. Electromagnetic radiation is measured in kiloHertz (kHz), megahertz (MHz) and gigahertz (GHz). Yes, I'd like to receive Word of the Day emails from YourDictionary.com. Available under CC-BY-SA license. Frequency is measured in Hertz (Hz), which is the same as "oscillations per second" or "cycles per second." emotion. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition One of the biggest concerns in Europe is the frequency of air traffic with West Africa. The number of oscillations (vibrations) in one second. Malayalam meaning and translation of the word "frequency" undercurrent. when two Fridays come together Never. ‘The frequency of gamma rays is far too high and that of radio waves is far too low to interact with these kinds of vibrations.’ ‘The frequency of light emitted from atoms in an excited state is measured in emission spectroscopy.’ For example, if someone visits the grocery store twice a week, her shopping frequency is 2 visits per week. 1mass noun The rate at which something occurs over a particular period of time or in a given sample. Does English Have More Words Than Any Other Language? Change your default dictionary to American English. take on. A radio station pulses current through an antenna at the frequency it has been assigned, producing radio waves that propagate out from the antenna. and Test Your Knowledge - and learn some interesting things along the way. Please tell us where you read or heard it (including the quote, if possible). Computer Desktop Encyclopedia THIS DEFINITION IS FOR PERSONAL USE ONLY All other reproduction is strictly prohibited without permission from the publisher. The frequency adverbs that are used most often, however, are adverbs of indefinite frequency. All rights reserved. This is the British English definition of frequency.View American English definition of frequency. The frequency with which the Glow-worm was being laid up for repairs was beginning to get on our nerves. The particular waveband at which radio signals are broadcast or transmitted. The frequency of a wave can be calculated by dividing the speed of the wave by the wavelength. See wavelength, frequency response, audio, carrier and space/time. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. 2. the number of times that an event occurs within a given period; rate of recurrence.
The cumulative frequency is the total of the absolute frequencies of all events at or below a certain point in an ordered list of events. “Affect” vs. “Effect”: Use The Correct Word Every Time.

, commonness, frequentness, prevalence, incidence, amount, The rate per second of a vibration constituting a wave, either in a material (as in sound waves), or in an electromagnetic field (as in radio waves and light). Could ripples in spacetime point to wormholes? It is usually measured in hertz, the ratio of this number to the total number of individuals under survey (, the number of individuals of a species within a given area, the percentage of quadrats that contains individuals of a species. low frequency radiation. The definition of frequency is how often something happens.
Copyright © 2018 by LoveToKnow Corp. Webster's New World College Dictionary, Fifth Edition Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. The American Heritage® Science Dictionary Mid 16th century (gradually superseding late Middle English frequence; originally denoting a gathering of people): from Latin frequentia, from frequens, frequent- ‘crowded, frequent’. In cardiac pacing terminology, frequency is expressed by the formula: frequency = ½ × pulse width. FREQUENCY Meaning: "state of being crowded" (now obsolete); 1640s, "fact of occurring often;" from Latin frequentia "an… See definitions of frequency. The frequency with which literature is represented is probably more genuine. The rate at which something occurs over a particular period of time or in a given sample. The frequency is the number of oscillations per second. Privacy Policy.

Thus, in the electromagnetic spectrum, the wavelengths decrease as the frequencies increase, and vice versa. Copyright © 2011. Absentee Ballot vs. Mail-In Ballot: Is There A Difference? The researchers thought higher storm frequency might shape where lizards evolved to have better grips. (Mathematics) physics the number of times that a periodic function or vibration repeats itself in a specified time, often 1 second. 1. the number of occurrences of a periodic or recurrent process in a unit of time, such as the number of electrical cycles per second measured in hertz. English Wiktionary. Delivered to your inbox! Please set a username for yourself. فرى كوينسى، وار وار پيښيدنه، تكرار، سرعت، په برق كى دبرېښنا دجريان ددوران شمير چه دمتناوب جريان در لودونكى ماشين په ذريعه په يوه ثانيه كى واقع كيږى: په فزيك كى اهتزاز اتو شمير دوخت په يوه واحد كى, tính thường xuyên; tính thường hay xảy ra. "frequency" മലയാള വ്യാഖ്യാനം, അര്‍ഥം. temper. What made you want to look up frequency? The values of for all events can be plotted to produce a frequency distribution.

When a few letters make a large difference. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'frequency.' put off. 1. the state of being frequent; frequent occurrence. “Karen” vs. “Becky” vs. “Stacy”: How Different Are These Slang Terms? All rights reserved. The New Dictionary of Cultural Literacy, Third Edition sensation. Unlike definite frequency adverbs, these can modify both verbs and adjectives, but their usage for each differs. Learn a new word every day. Terms of Use the number of periods or regularly occurring events of any given kind in unit of time, usually in one second. Dr. Greenberg also indicates that the frequency of splurges can change depending on where you are in relation to your goal. Discover . Sense in physics, "rate of recurrence," especially of a vibration, is from 1831. Despairing about the length and frequency of the many fashion weeks has become a tired refrain. mood. The Pros and Cons of Cheat Days, C’mon, Ladies, Masturbation Isn’t Just for Bad Girls, Studies in the Psychology of Sex, Volume 2 (of 6). Webster's New World Telecom Dictionary Copyright © 2010 by Wiley Publishing, Inc., Indianapolis, Indiana. All rights reserved. once in a blue moon Very rarely. feeling. bring up-13.3%. the number of times a value recurs in a unit change of the independent variable of a given function.

the number of items occurring in a given category. The researchers pinpointed the frequency of radiation needed to make the atoms take the leap, which is equivalent to finding the size of the gap between the energy levels.