Definition of coelurosaur in English:

coelurosaur

nounsɪˈljʊərəsɔːsiˈlo͝orəˌsôr

A small, slender bipedal carnivorous dinosaur with long forelimbs, believed to be an evolutionary ancestor of birds.
Infraorder Coelurosauria, suborder Theropoda, order Saurischia: many genera
Example sentencesExamples
- Recent studies have agreed that T. rex and the tyrannosaurs belong with the coelurosaurs, not with the carnosaurs as was originally believed.
- This little animal, Sinosauropteryx, is a fairly primitive coelurosaur, so you would not expect to see feathers on it.
- Predatory dinosaurs of the Jurassic included fearsome carnosaurs such as Allosaurus, small, fast coelurosaurs, and ceratosaurs such as Dilophosaurus.
- Around the same time the allosaurs appeared, another subgroup of the tetanurans, the coelurosaurs, also branched off.
- Most skin impressions from dinosaurs indicate the presence of naked skin, except for integumentary structures in coelurosaurs that may have afforded thermal insulation.

Origin

1950s: from Greek koilos 'hollow' + oura 'tail' + sauros 'lizard'.

Definition of coelurosaur in US English:

coelurosaur

(also coelurosaurus)

nounsiˈlo͝orəˌsôr

A small, slender, bipedal, carnivorous dinosaur with long forelimbs, from which the birds are believed to have evolved.
Infraorder Coelurosauria, suborder Theropoda, order Saurischia: many genera
Example sentencesExamples
- Predatory dinosaurs of the Jurassic included fearsome carnosaurs such as Allosaurus, small, fast coelurosaurs, and ceratosaurs such as Dilophosaurus.
- Around the same time the allosaurs appeared, another subgroup of the tetanurans, the coelurosaurs, also branched off.
- Most skin impressions from dinosaurs indicate the presence of naked skin, except for integumentary structures in coelurosaurs that may have afforded thermal insulation.
- Recent studies have agreed that T. rex and the tyrannosaurs belong with the coelurosaurs, not with the carnosaurs as was originally believed.
- This little animal, Sinosauropteryx, is a fairly primitive coelurosaur, so you would not expect to see feathers on it.

Origin

1950s: from Greek koilos ‘hollow’ + oura ‘tail’ + sauros ‘lizard’.

单词	coelurosaur
释义	Definition of coelurosaur in English: coelurosaur nounsɪˈljʊərəsɔːsiˈlo͝orəˌsôr A small, slender bipedal carnivorous dinosaur with long forelimbs, believed to be an evolutionary ancestor of birds. Infraorder Coelurosauria, suborder Theropoda, order Saurischia: many genera Example sentencesExamples Recent studies have agreed that T. rex and the tyrannosaurs belong with the coelurosaurs, not with the carnosaurs as was originally believed. This little animal, Sinosauropteryx, is a fairly primitive coelurosaur, so you would not expect to see feathers on it. Predatory dinosaurs of the Jurassic included fearsome carnosaurs such as Allosaurus, small, fast coelurosaurs, and ceratosaurs such as Dilophosaurus. Around the same time the allosaurs appeared, another subgroup of the tetanurans, the coelurosaurs, also branched off. Most skin impressions from dinosaurs indicate the presence of naked skin, except for integumentary structures in coelurosaurs that may have afforded thermal insulation. Origin 1950s: from Greek koilos 'hollow' + oura 'tail' + sauros 'lizard'. Definition of coelurosaur in US English: coelurosaur (also coelurosaurus) nounsiˈlo͝orəˌsôr A small, slender, bipedal, carnivorous dinosaur with long forelimbs, from which the birds are believed to have evolved. Infraorder Coelurosauria, suborder Theropoda, order Saurischia: many genera Example sentencesExamples Predatory dinosaurs of the Jurassic included fearsome carnosaurs such as Allosaurus, small, fast coelurosaurs, and ceratosaurs such as Dilophosaurus. Around the same time the allosaurs appeared, another subgroup of the tetanurans, the coelurosaurs, also branched off. Most skin impressions from dinosaurs indicate the presence of naked skin, except for integumentary structures in coelurosaurs that may have afforded thermal insulation. Recent studies have agreed that T. rex and the tyrannosaurs belong with the coelurosaurs, not with the carnosaurs as was originally believed. This little animal, Sinosauropteryx, is a fairly primitive coelurosaur, so you would not expect to see feathers on it. Origin 1950s: from Greek koilos ‘hollow’ + oura ‘tail’ + sauros ‘lizard’.
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