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dinosaur

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di·no·saur

dinosaur

pronunciation:: daI n sawr
features:: Word History, Word Explorer

part of speech:	noun
definition:	one of a group of extinct animals. Some kinds of dinosaurs were the largest animals that ever lived on land. Other dinosaurs were as small as chickens. The first kinds of dinosaurs developed over two hundred million years ago. The last kinds became extinct about sixty-five million years ago.

Word History

Dinosaur is formed from two Greek words that together mean "terrible lizard."

Word Explorer

	associated with dinosaurs
	evolution, extinction, fossil, prehistoric
	broader categories that include dinosaurs
	reptile, vertebrate
	descriptions of some dinosaurs
	enormous, fierce
	display place for dinosaurs
	museum
	parts of some dinosaurs
	armor, beak, horn, scales, tail, wings
	people who study dinosaurs
	paleontologist
	similar to dinosaurs
	alligator, crocodile, lizard
	some behaviors of dinosaurs
	attacking, defending, feeding, hunting, mating
	study of dinosaurs
	paleontology
	things some dinosaurs ate
	berries, dinosaurs, eggs, fish, leaves, mammals, plants, seeds