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NEXRAD or Nexrad (Next-Generation Radar) is a network of 159 high-resolution S-band Doppler weather radars operated by the National Weather Service (NWS), an agency of the National Oceanic and Atmospheric Administration (NOAA) within the United States Department of Commerce, the Federal Aviation Administration (FAA) within the Department of Transportation, and the U.S. Air Force within the ...
It is located near the University of Oklahoma Westheimer Airport in Norman, Oklahoma [1] and run by the National Oceanic and Atmospheric Administration (NOAA) in the Department of Commerce with partners at the Department of Defense and the Department of Transportation. ROC consists of four branches: Applications, Engineering, Operations, and ...
Oxford English Dictionary (OED) Oxford University Press: 1895 2nd (20 vols., ISBN 0-19-861186-2) 1989 21,730 291,500 British: IPA: Random House Webster's: Random House: 1966 2nd (rev., ISBN 978-0375425998) 2002 2,256 315,000 American: Diacritical: Shorter Oxford English Dictionary (SOED) Oxford University Press: 1933 6th (2 vol., ISBN ...
The University of Oxford began to award doctorates for research in the first third of the 20th century. The first Oxford DPhil in mathematics was awarded in 1921. [60] The list of distinguished scholars at the University of Oxford is long and includes many who have made major contributions to politics, the sciences, medicine, and literature.
Richard James Doviak was an American engineer and university professor, pioneer of weather radar.He worked for the National Oceanic and Atmospheric Administration at the National Severe Storms Laboratory developing the NEXRAD radar array using reflectivity, the Doppler effect and the dual polarization to detect precipitation and its movement in clouds.
The Oxford English Dictionary (OED) is the principal historical dictionary of the English language, published by Oxford University Press (OUP), a University of Oxford publishing house. The dictionary, which published its first edition in 1884, traces the historical development of the English language, providing a comprehensive resource to ...
NSSL's first Doppler weather radar, the NSSL Doppler, located in Norman, Oklahoma. 1970s research using this radar led to NWS NEXRAD WSR-88D radar network. The first tornado captured on May 24, 1973, by the NSSL Doppler weather radar and NSSL chase personnel. The tornado is here in its early stage of formation near Union City, Oklahoma
The Oxford Dictionary of English (ODE) is a single-volume English dictionary published by Oxford University Press, first published in 1998 as The New Oxford Dictionary of English (NODE). The word "new" was dropped from the title with the Second Edition in 2003. [ 1 ]