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K/T boundary

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noun

geology
  1. Cretaceous/Tertiary boundary: the time zone comprising the end of the Cretaceous and the beginning of the Tertiary periods
  2. (as modifier)K/T boundary sediments

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The verb tenses can be split into which 3 primary categories?

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Word Origin for K/T boundary

C20 K and T, symbols for Cretaceous and Tertiary, respectively

Words nearby K/T boundary

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

How to use K/T boundary in a sentence

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