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Taxonomy vs Megayear - What's the difference?

taxonomy | megayear |

As nouns the difference between taxonomy and megayear

is that taxonomy is the science or the technique used to make a classification while megayear is a million (106) years.

taxonomy

English

(wikipedia taxonomy)

Noun

(taxonomies)
  • The science or the technique used to make a classification.
  • A classification; especially , a classification in a hierarchical system.
  • (taxonomy, uncountable) The science of finding, describing, classifying and naming organisms.

    • Synonyms

    * alpha taxonomy

    Derived terms

    * folk taxonomy * scientific taxonomy

    See also

    * classification * rank * taxon * domain * kingdom * subkingdom * superphylum * phylum * subphylum * class * subclass * infraclass * superorder * order * suborder * infraorder * parvorder * superfamily * family * subfamily * genus * species * subspecies * superregnum * regnum * subregnum * superphylum * phylum * subphylum * classis * subclassis * infraclassis * superordo * ordo * subordo * infraordo * taxon * superfamilia * familia * subfamilia * ontology

    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