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单词 dimetrodon
释义

Definition of dimetrodon in English:

dimetrodon

noundʌɪˈmiːtrədɒndīˈmetrəˌdän
  • A large fossil carnivorous mammal-like reptile of the Permian period, with long spines on its back supporting a sail-like crest.

    长棘龙

    Genus Dimetrodon, order Pelycosauria, subclass Synapsida

    Example sentencesExamples
    • I was inhaling ancient molecular effluvia of dimetrodons and plesiosaurs, pterodactyls and tyrannosauruses.
    • What about the 30-inch dragonflies, six inch cockroaches, and the dimetrodons of the Permian period?
    • He also created a pair of pre-dinosaur animals, dimetrodons, now on display at the Las Vegas Natural History Museum.
    • But the iguanas in dinosaur costumes, super-sized dimetrodons, superimposed supposed menaces, don't cut it.
    • Just yesterday, he glanced up from one of his books and exclaimed, ‘Hey, Mom, this says that dimetrodons were 29 feet long!’

Origin

Modern Latin, from di- 'twice' + Greek metron 'measure' + odous, odont- 'tooth' (taken in the sense 'two long teeth').

Definition of dimetrodon in US English:

dimetrodon

noundīˈmetrəˌdän
  • A large, carnivorous, synapsid fossil reptile of the Permian period, with long spines on its back supporting a sail-like crest.

    长棘龙

    Genus Dimetrodon, order Pelycosauria, subclass Synapsida

    Example sentencesExamples
    • Just yesterday, he glanced up from one of his books and exclaimed, ‘Hey, Mom, this says that dimetrodons were 29 feet long!’
    • What about the 30-inch dragonflies, six inch cockroaches, and the dimetrodons of the Permian period?
    • He also created a pair of pre-dinosaur animals, dimetrodons, now on display at the Las Vegas Natural History Museum.
    • I was inhaling ancient molecular effluvia of dimetrodons and plesiosaurs, pterodactyls and tyrannosauruses.
    • But the iguanas in dinosaur costumes, super-sized dimetrodons, superimposed supposed menaces, don't cut it.

Origin

Modern Latin, from di- ‘twice’ + Greek metron ‘measure’ + odous, odont- ‘tooth’ (taken in the sense ‘two long teeth’).

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更新时间:2024/12/26 23:30:38