Proganochelidae

plural noun Pro·gan·o·chel·i·dae \prōˌganəˈkeləˌdē\

Definition of Proganochelidae

  1. :  a family of extinct Triassic turtles that are the earliest known representatives of the Thecophora

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 proganochelidae

New Latin, from Proganochelys, type genus (from 1pro- + Greek ganos brightness + chelys tortoise) + -idae — more at chelys


Seen and Heard

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

WORD OF THE DAY

feeling or affected by lethargy

Get Word of the Day daily email!