Jurassic
Jurassic (adj) means relating to the geological period from about 201 to 145 million years ago, when dinosaurs dominated the Earth. Example: “Fossils from the Jurassic period are on display at the museum.”
How to use Jurassic
Learner’s notesIn plain EnglishRelating to the age of the dinosaurs, or, informally, hopelessly old-fashioned.
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Fossils from the _____ period are on display at the museum.
Etymology
Named after the Jura Mountains in France and Switzerland, where rock layers from this period were first studied.
Rhymes for Jurassic
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