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appleton layer

Ap·ple·ton lay·er
A a

Transcription

    • US Pronunciation
    • US IPA
    • [ap-uh l-tuh n ley-er]
    • /ˈæp əl tən ˈleɪ ər/
    • US Pronunciation
    • US IPA
    • [ap-uh l-tuh n ley-er]
    • /ˈæp əl tən ˈleɪ ər/

Definitions of appleton layer words

  • noun appleton layer the F region of the ionosphere 3
  • noun appleton layer the F2 layer of the ionosphere 3
  • noun appleton layer the highest of the radio-reflective ionospheric layers, beginning at an altitude of about 80 miles (130 km) and consisting of two parts, the lower part (F layer) being detectable in the daytime only, the higher (F layer or Appleton layer) being constant and constituting the ionospheric layer most favorable for long-range radio communication. 1
See all 3 definitions of appleton layer

Information block about the term

Origin of appleton layer

First appearance:

before 1930
One of the 10% newest English words
First recorded in 1930-35; named after Sir E. V. Appleton

Historical Comparancy

Parts of speech for Appleton layer

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Full grammatical hierarchy of Appleton layer

appleton layer popularity

This term is known only to a narrow circle of people with rare knowledge. Only 1% of English native speakers know the meaning of this word.
According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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