noun Bran·chi·o·sau·rus \ˌbraŋkēəˈsȯrəs\

Definition of Branchiosaurus

  1. :  a group of small fossil amphibians like salamanders from the Permian of Europe formerly regarded as constituting a separate order or suborder but now usually held to be larvae of typical rhachitomous labyrinthodont amphibians —used originally as a generic name and still commonly as though it were a generic name

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of branchiosaurus

New Latin, from branchi- + -saurus

Seen and Heard

What made you want to look up Branchiosaurus? Please tell us where you read or heard it (including the quote, if possible).


to criticize severely

Get Word of the Day daily email!