Definition of dimetrodon in English:

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dimetrodon

Pronunciation: /dīˈmetrəˌdän/

noun

A large, carnivorous, synapsid fossil reptile of the Permian period, with long spines on its back supporting a sail-like crest.
  • Genus Dimetrodon, order Pelycosauria, subclass Synapsida
Example sentences
  • What about the 30-inch dragonflies, six inch cockroaches, and the dimetrodons of the Permian period?
  • 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').

For editors and proofreaders

Syllabification: di·met·ro·don

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