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Megayear vs Kiloyear - What's the difference?

megayear | kiloyear | Related terms |

Megayear is a related term of kiloyear.


As nouns the difference between megayear and kiloyear

is that megayear is a million (106) years while kiloyear is (geology|science fiction) a millennium, a period of one thousand years.

megayear

English

Noun

  • (en noun) (abbreviated as : Myr)
  • A million (106) years
  • *1984 , J. B. Cadwallader-Cohen, W. W. Zysiczk, R. B. Donnelly, The chaostron: an important advance in learning machines , in Communications of the ACM, 27(4), p.357
  • *:After three hours the machine had not printed its response to the first input pattern; evidently the rate of learning under these conditions is very low (we judge it to be on the order of 10-6 concepts for megayear ).
  • *1997 , Ian Lerche, Geological Risk and Uncertainty in Oil Exploration , p231
  • *:We know from isotopic measurements, stereochemistry, and gas chromatography/mass spectrometry, that the production of hydrocarbons in the Earth occurs on timescales ranging from fractions of a megayear to hundreds of megayears, in a temperature regime in the rough range of 0-200°C, and in an evolving environmental "smog" of sedimentary pores containing water laced with varying amounts of ions, molecules, and minerals.
  • *2001 , Fred Howard, Taming the Vipers in the Slough , p400
  • *:As to that time span, all clearly definite forms of life or species seem to take a megayear more or less to come about and be present for a while.
  • See also

    *kiloyear *gigayear

    kiloyear

    English

    Noun

    (en noun)
  • (geology, science fiction) A millennium, a period of one thousand years.
  • Synonyms

    * See