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Dictionary

Words, grammatical forms and meanings linked to the ontology.

K-T boundary en · NOUN

Meanings

  1. The geological signature of the transition between the Cretaceous period and the Tertiary period 65.5 million years ago.
  2. The geological signature of the transition between the Cretaceous period and the Tertiary period 65.5 million years ago. This transition is marked worldwide by a layer of material that contains a high level of iridium. ▸ This transition is marked worldwide by a layer of material that contains a high level of iridium.

Forms

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K/T boundary alternative lexicographic
KT boundary alternative lexicographic

Relateds

K-T extinction event