Copyright © Philip M. Parker, INSEAD. Terms of Use.

RF

Definitions: RF

RF

Noun

1. A substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland.

2. A radioactive transuranic element which has been synthesized.

3. A complex neural network in the central core of the brainstem; monitors the state of the body and functions in such processes as arousal and sleep and attention and muscle tone.

Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved.
 


Specialty Definitions: RF

DomainDefinitions

Aerospace

= radiofrequency.Abbreviation. (references)

Space

Radio Frequency. (references)

Source: compiled by the editor from various references; see credits.

Top     

Abbreviations & Acronyms: RF

The following table is compiled from various sources, across various languages. When English abbreviations or acronyms come from a non-English source, this is noted.
EntrySourceExpressionField

RF

DanishReplikativ formMedicine

RF

EnglishRockefeller FoundationN/A

RF

FinnishReumafaktoriMedicine

RF

FrenchRadiofréquenceComputing

RF

GermanReferenzComputing, Language

RF

ItalianRiconoscimento delle formeComputing

RF

PortugueseHormona de libertaçãoMedicine
RF DNAEnglishReplicative formMedicine
RFCHEnglishRF channelPost & Telecom

Source: compiled by the editor, based on several corpora (additional references).

Top     

Synonyms: RF

Synonyms: atomic number 104 (n), element 104 (n), kurchatovium (n), releasing factor (n), releasing hormone (n), reticular formation (n), rutherfordium (n), unnilquadium (n). (additional references)

Top     

Crosswords: RF

English words defined with "RF": Rinforzando. (references)
Specialty definitions using "RF": auto-talking transponderbraided wire, bruising the base of cuttings RF office international de la vigne et du vincircular polarised RF, circular polarized RF, commutating switch module, consumer riskemissions due to transmitter transientsLitz wire, Litzendraht wireplaited wireradio frequency channel, radiofrequency, RF channel, RF diagnostic sub-system, RF DNA, Rf value, rusty wirestatus of equipped channels/devices, superheterodyne, synchronization bursttransceiver, TX combiner. (references)

Top     

Commercial Usage: RF

DomainTitle

References

  • RF Industries, Ltd.: International Competitive Benchmarks and Financial Gap Analysis (reference)

  • RF Micro Devices, Inc.: International Competitive Benchmarks and Financial Gap Analysis (reference)

  • RF Monolithics, Inc.: International Competitive Benchmarks and Financial Gap Analysis (reference)

    (more reference examples)

  

Books

  • Complete RF Technician's Handbook (reference)

  • RF Circuit Design: Theory and Applications (reference)

  • RF Measurements of Die and Packages (reference)

  • Rf Power Amplifiers (reference)

  • Short-Range Wireless Communication: Fundamentals of RF System Design and Application (With CD-ROM) (reference)

    (more book examples)

  

Periodicals

  

High Tech

  • IBM Thinkpad Rf Adapt F/ 2647 2629 2628 (reference)

  • Auction Block RF MFC-4450 Laser 6PPM 600DPI Prnt Copy Fax Scan Auction Block!! (reference)

  • Mad Catz Automatic RF Adapter (reference)

  • Versapoint Rf Wireless Keyboardfull Function Keyboard with builtin (reference)

  • Gyration Gyromouse Presenter Cordless RF Mouse for PS2/Serial with 60' Range (Charcoal Grey) (reference)

    (more camera examples; more video game examples; more computer examples; more electronic examples; more software examples)

Source: compiled by the editor from various references; see credits.

Top     

Photo Album: RF

ThumbnailDescription & Credit

NOAA P-3's N42RF and N43 RF flying on a mission together.Credit: Flying With NOAA.

Source: compiled by the editor from various references; see credits.

Top     

Non-Fiction Usage: RF

SubjectTopicQuote

Health

Jordan P, Webbe G, Sturrock RF, eds. Human schistosomiasis. (references)

Economic History

Sweden

Sweden has a strong market for and is actively developing applications such as IP, Bluetooth, 3G and RF. Domestic production is highly specialized and low in volume, and thus not a competitive factor for U.S. producers. (references)

Source: compiled by the editor from ICON Group International, Inc.; see credits.

Top     

Usage Frequency: RF

"RF" is generally used as a noun (proper) -- approximately 70.37% of the time. "RF" is used about 54 times out of a sample of 100 million words spoken or written in English. Its rank is based on over 700,000 words used in the English language. Some parts-of-speech are not covered due to the samples used by the British National Corpus. (note: percents less than one-hundredth of one percent have been omitted)
Parts of SpeechPercentUsage per
100 Million Words
Rank in English
Noun (proper)70.37%3855,818
Noun (common)18.52%10111,207
Noun (singular)9.26%5157,705
Lexical Verb (infinitive)1.85%1339,140
                    Total100.00%54N/A

Source: compiled by the editor from several corpora; see credits.

Top     

Usage in Company Names: RF

CountryName
USA

RF Industries, Ltd.

 (more examples...)

Source: compiled by the editor from Icon Group International, Inc.

Top     

Expressions: RF

Expressions using "RF": bruising the base of cuttings RF office international de la vigne et du vin circular polarised RF circular polarized RF RF channel RF DNA. Additional references.

Hyphenated Usage

Beginning with "RF": rf-out.

Source: compiled by the editor from various references; see credits.

Top     

Frequency of Internet Keywords: RF

The following statistics estimate the number of searches per day across the major English-language search engines as identified by various trade publications. Hyperlinks lead to commercial use of the expression at Amazon.com.
 
ExpressionFrequency
per Day
  ExpressionFrequency
per Day

  rf

336

  rf power amplifier

36

  rf signal generator

319

  rf transmitter

35

  rf modulator

232

  rf tag

35

  rf connector

97

  rf engineering

30

  rf amplifier

97

  rf modulators

30

  rf micro device

65

  rf 900

30

  rf technology

56

  rf module

30

  rf system

53

  rf splitter

30

  rf remote control

51

  microwave rf

29

  rf adapter

51

  rf scanner

28

  rf design

49

  rf converter

28

  rf shielding

49

  rf industry

27

  rf video

46

  rf remote

27

  rf filter

46

  klipsch rf 7

26

  keyboard wireless rf

45

  rf transistor

26

  rf switch

41

  rf detector

26

  coaxial connector n rf series

39

  rf engineer job

26

  rf part

39

  label rf

24

  wireless rf modem

37

  rf micro

24

  wireless rf link

36

  shoei rf 900 blade

23
Source: compiled by the editor from various references; see credits.

Top     

Modern Translations: RF

Language Translations for "RF"; alternative meanings/domain in parentheses.

Chinese 

  

射频, 射頻 (radio frequency). (various references)

   

Danish

  

RF-trin (radio stage, radiofrequency stage, RF stage), RF-overvågningssubsystem (RF diagnostic sub-system), replikativ form (replicative form, RF DNA), radiofrekvenstrin (radio stage, radiofrequency stage, RF stage), radiofrekvensforstærkning (radio gain, radiofrequency gain, RF gain), radioforstærkning (radio gain, radiofrequency gain, RF gain), kromering, d.v.s. diffusion af Cr, maa ikke forveksles med forkromning eller med kromatering (chromizing - diffusion of chronium - must not be confused with chromium plating or chromating RF Webster; Osborne), HF-trin (radio stage, radiofrequency stage, RF stage), filtning af vævet ved basis af en stikling for at inducere roddannelse (bruising the base of cuttings RF office international de la vigne et du vin), anvendelsen af principperne i artikel... (to give effect to the principles set out in Article RF EEC Treaty 87). (various references)

   

Dutch

  

RF-versterking (radio gain, radiofrequency gain, RF gain), RF-trap (radio stage, radiofrequency stage, RF stage), RF-diagnose-subsysteem (RF diagnostic sub-system), replicatieve vorm van het DNA (replicative form, RF DNA), radiofrequentieversterking (radio gain, radiofrequency gain, RF gain), radiofrequentietrap (radio stage, radiofrequency stage, RF stage), ehromeren, diffusie van chroom, niet te verwarren met verschromen noch met chromateren (chromizing - diffusion of chronium - must not be confused with chromium plating or chromating RF Webster; Osborne), de toepassing van de beginselen neergelegd in artikel... (to give effect to the principles set out in Article RF EEC Treaty 87), aanstamping (bruising the base of cuttings RF office international de la vigne et du vin). (various references)

   

Finnish

  

RF-kanava (channel, radio frequency channel, RF channel, RFCH), replikoiva välimuoto (replicative form, RF DNA), radiokanava (channel, radio frequency channel, RF channel, RFCH), suurtaajuusvahvistus (radio gain, radiofrequency gain, RF gain), suurtaajuusaste (radio stage, radiofrequency stage, RF stage), suurtaajuinen diagnostinen apujärjestelmä (RF diagnostic sub-system), pistokkaan tyviosan kevyt rusentaminen (bruising the base of cuttings RF office international de la vigne et du vin). (various references)

   

French

  

radiocanal (RF channel, RFCH), maillochage (bruising the base of cuttings RF office international de la vigne et du vin), l'application des principes figurant à l'article... (to give effect to the principles set out in Article RF EEC Treaty 87), gain RF (RF gain), gain radiofréquence (RF gain), gain radio (RF gain), forme réplicative (RF DNA), Chromatisation, diffusion de chrome, à ne pas confondre avec chromage ou chr (chromizing - diffusion of chronium - must not be confused with chromium plating or chromating RF Webster; Osborne), canal RF (RF channel, RFCH), canal radioélectrique (RF channel, RFCH), étage RF (RF stage), étage radiofréquence (RF stage), étage radio (RF stage), étage HF (RF stage). (various references)

   

German

  

replikative Form (replicative form, RF DNA), Verstärkung hochfrequenter Signale (radio gain, radiofrequency gain, RF gain), Hochfrequenzstufe (radio stage, radiofrequency stage, RF stage), Hochfrequenz-Kanal (channel, radio frequency channel, RF channel, RFCH), Hochfrequenzkanal (channel, radio frequency channel, RF channel, RFCH), HF-Stufe (radio stage, radiofrequency stage, RF stage), HF-Kanal (channel, radio frequency channel, RF channel, RFCH), die Verwirklichung der in Artikel niedergelegten Grundsaetze (to give effect to the principles set out in Article RF EEC Treaty 87), Chromieren, d i Diffusion von Chrom, nicht zu verwechsel mit verchromen oder chromatieren (chromizing - diffusion of chronium - must not be confused with chromium plating or chromating RF Webster; Osborne). (various references)

   

Greek 

  

RF διαγνωστικό υποσύστημα (RF diagnostic sub-system), σύνθλιψη (crush), βαθμίδα RF (radio stage, radiofrequency stage, RF stage), βαθμίδα ραδιοσυχνότητας (radio stage, radiofrequency stage, RF stage), βαθμίδα υψηλής συχνότητας (radio stage, radiofrequency stage, RF stage), η εφαρμογή των αρχών που αναφέρονται στο άρθρο... (to give effect to the principles set out in Article RF EEC Treaty 87), εγχρωμίωση,διάχυση του χρωμίου,δεν πρέπει να συγχέεται με την επιχρωμίωση ή την χρωμίωση (chromizing - diffusion of chronium - must not be confused with chromium plating or chromating RF Webster; Osborne), αντιγραφόμενη μορφή (replicative form, RF DNA), απολαβή ραδιοσυχνότητας (radio gain, radiofrequency gain, RF gain). (various references)

   

Hungarian

  

méretarány (natural scale, representative fraction, scale). (various references)

   

Italian

  

stadio RF (radio stage, radiofrequency stage, RF stage), stadio radio (radio stage, radiofrequency stage, RF stage), stadio a radiofrequenza (radio stage, radiofrequency stage, RF stage), l'applicazione dei principi contemplati dall'articolo... (to give effect to the principles set out in Article RF EEC Treaty 87), guadagno RF (radio gain, radiofrequency gain, RF gain), guadagno radio (radio gain, radiofrequency gain, RF gain), guadagno a radiofrequenza (radio gain, radiofrequency gain, RF gain), forma replicativa del DNA (replicative form, RF DNA), cromizzazione - diffusione di cromo - non va confusa con l cromatura, né con cromatazione (chromizing - diffusion of chronium - must not be confused with chromium plating or chromating RF Webster; Osborne), acciaccatura (acciaccatura). (various references)

   

Japanese Kanji 

  

無線周波数 (radio frequency). (various references)

   

Japanese Katakana 

  

むせんしゅうはすう (radio frequency). (various references)

   

Pig Latin

  

rfay

   

Portuguese

  

subsistema de diagnóstico de rádio-frequência (RF diagnostic sub-system), forma replicativa (replicative form, RF DNA), andar RF (radio stage, radiofrequency stage, RF stage), a aplicação dos princípios enunciados no artigo... (to give effect to the principles set out in Article RF EEC Treaty 87). (various references)

   

Russian 

  

радиочастота. (various references)

   

Spanish

  

subsistema de diagnóstico de RF (RF diagnostic sub-system), la aplicación de los principios enunciados en el artículo... (to give effect to the principles set out in Article RF EEC Treaty 87), ganancia en RF (radio gain, radiofrequency gain, RF gain), ganancia en radiofrecuencia (radio gain, radiofrequency gain, RF gain), ganancia en radio (radio gain, radiofrequency gain, RF gain), forma replicativa del ADN (replicative form, RF DNA), etapa RF (radio stage, radiofrequency stage, RF stage), etapa radio (radio stage, radiofrequency stage, RF stage), etapa de RF (radio stage, radiofrequency stage, RF stage), etapa de radiofrecuencia (radio stage, radiofrequency stage, RF stage), etapa de radio (radio stage, radiofrequency stage, RF stage), cromización, difusión de cromo, no confundir con cromar o cromatización (chromizing - diffusion of chronium - must not be confused with chromium plating or chromating RF Webster; Osborne). (various references)

   

Swedish

  

RF-förstärkning (radio gain, radiofrequency gain, RF gain), replikativ form (replicative form, RF DNA), radiokanal (channel, radio frequency channel, RF channel, RFCH), tillämpa de principer som anges i artiklarna... (to give effect to the principles set out in Article RF EEC Treaty 87), sårning (bruising the base of cuttings RF office international de la vigne et du vin), kanal (canal, channel, conduit, duct, gully, passage, track), högfrekvensförstärkning (radio gain, radiofrequency gain, RF gain). (various references)

Source: compiled by the editor from various translation references.

Top     

Derivations: RF

Derivations

Words ending with "RF": arf, barf, bedwarf, bodysurf, corf, curf, dwarf, enserf, kerf, scarf, scurf, semidwarf, serf, surf, swarf, turf, wharf, windsurf, zarf. (additional references)

Words containing "RF": airfare, airfares, airfield, airfields, airflow, airflows, airfoil, airfoils, airframe, airframes, airfreight, airfreighted, airfreighting, airfreights, alderflies, alderfly, anglerfish, anglerfishes, anticounterfeiting, archerfish, archerfishes, arfs, barfed, barfing, barflies, barfly, barfs, bedwarfed, bedwarfing, bedwarfs, boarfish, boarfishes, bodysurfed, bodysurfer, bodysurfers, bodysurfing, bodysurfs, buckminsterfullerene, buckminsterfullerenes, butterfat, butterfats, butterfingered, butterfingers, butterfish, butterfishes, butterflied, butterflies, butterfly, butterflyer, butterflyers, butterflying. (additional references)

Source: compiled by the editor, based on several corpora (additional references).

Top     

Anagrams: RF

Scrabble® Enable2K-Verified Anagrams

 Words containing the letters "f-r"
 

+1 letter: arf, far, fer, fir, for, fro, fry, fur, ref, rif.

 

+2 letters: afar, arfs, barf, corf, curf, fair, fard, fare, farl, farm, faro, fart, fear, fere, fern, fiar, fire, firm, firn, firs, fora, forb, ford, fore, fork, form, fort, four, frae, frag, frap, frat, fray, free, fret, frig, frit, friz, froe, frog, from, frow, frug, furl, furs, fury, kerf, prof, raff, raft, reef, refs, reft, reif, rife, riff, rifs, rift, rolf, roof, ruff, serf, surf, tref, turf, zarf.

Source: compiled by the editor from various references; see credits.

SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.

Top     

Alternative Orthography: RF


Hexadecimal (or equivalents, 770AD-1900s) (references)

52 46

Leonardo da Vinci (1452-1519; backwards) (references)

American Sign Language (origins from 1620-1817 in Italy and, especially, France) (references)

=

Semaphore (1791, in France) (references)

Braille (1829, in France) (references)

Morse Code (1836) (references)

.-.    ..-.

Dancing Men (Sir Arthur Conan Doyle, 1903) (references)

Top     

 

Bibliographic Items: "RF"


Top     

Amazon.com BOOKS: Search for: "RF"

Top     

Public Service or Web Sites Triggered by: RF