Cretaceous Meaning in English
word
Definición
Relating to the geological period between about 145 and 66 million years ago, when dinosaurs were abundant and many chalk deposits formed.
Uso & Matices
Used mainly in scientific and educational contexts, especially in geology and paleontology. Written with a capital 'C' when referring to the period ('the Cretaceous') and lowercase when used as an adjective ('Cretaceous rocks'). Common collocation: 'Cretaceous period'.
Oraciones de Ejemplo
Many famous dinosaurs lived during the Cretaceous period.
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The Cretaceous ended about 66 million years ago.
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Scientists study Cretaceous rocks to learn about Earth’s history.
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Did you know flowering plants first appeared in the Cretaceous?
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There are many Cretaceous fossils on display at the museum.
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That cliff is made mostly of Cretaceous chalk deposits.
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