RF

3 definitions found

From WordNet (r) 2.0 [wn]:

  RF
       n 1: a substance produced by the hypothalamus that is capable of
            accelerating the secretion of a given hormone by the
            anterior pituitary gland [syn: {releasing factor}, {releasing
            hormone}]
       2: a radioactive transuranic element which has been synthesized


          [syn: {rutherfordium}, {kurchatovium}, {Ku}, {unnilquadium},
           {Unq}, {element 104}, {atomic number 104}]
       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 [syn: {reticular formation}]

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  34 Moby Thesaurus words for "RF":
     AF, CPS, EHF, HF, Hz, MF, SHF, UHF, VHF, VLF, audio frequency,
     carrier frequency, cycles, extremely high frequency, frequency,
     frequency spectrum, hertz, high frequency, intermediate frequency,
     kilocycles, kilohertz, low frequency, lower frequencies,
     medium frequency, megacycles, megahertz, radio frequency,
     spark frequency, spectrum, superhigh frequency,
     ultrahigh frequency, upper frequencies, very high frequency,
     very low frequency
  
  

From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]:

  RF
       Radio Frequency (mobile-systems)