Cretaceous

See also: cretaceous

English

Etymology

Specific use of cretaceous.

Pronunciation
  • IPA(key): /kɹə.ˈteɪ.ʃəs/
  • Rhymes: -eɪʃəs

Proper noun

Cretaceous

  1. (geology) The geologic period within the Mesozoic era that comprises lower and upper epochs from about 146 to 66 million years ago.
    • 1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, New York, N.Y.: Columbia University Press, →ISBN, page 3-4:
      As with the Lejeuneaceae, this pattern of massive speciation appears to be correlated with the Cretaceous explosion of the angiosperms and the simultaneous creation of a host of new microenvironments, differing in humidity, light intensity, texture, etc.

Translations

Derived terms

See also
  • Appendix:Geologic timescale
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