English Lexicon

Age of Reptiles

/eɪdʒ əv ˈrɛp.taɪlz/
nounCEFR B2 (Upper)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A historical geological period during which reptiles, especially dinosaurs, were the dominant terrestrial vertebrates.

    "The Age of Reptiles saw the emergence of various dinosaur species that roamed the Earth."
  2. 2

    A term used in paleontology to describe the Mesozoic Era, often associated with the fossil record of reptiles.

    "Fossils from the Age of Reptiles provide crucial insights into the evolution of modern birds."

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Linguistic Origin & Historical Etymology

The term 'Age of Reptiles' refers to the Mesozoic Era, a geological period that lasted from about 252 to 66 million years ago, characterized by the dominance of reptiles, particularly dinosaurs. The phrase combines the Old French 'age' meaning 'age' or 'period' and the Latin 'reptilis', meaning 'creeping' or 'crawling', reflecting the evolutionary significance of reptiles during this era.

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