appleton : Idioms & Phrases


appleton layer

  • noun the highest region of the ionosphere (from 90 to 600 miles up) which contains the highest concentration of free electrons and is most useful for long-range radio transmission
    F layer; F region.
WordNet

edward appleton

  • noun English physicist remembered for his studies of the ionosphere (1892-1966)
    Edward Appleton; Appleton.
WordNet

sir edward victor appleton

  • noun English physicist remembered for his studies of the ionosphere (1892-1966)
    Edward Appleton; Appleton.
WordNet