plural noun Pe·gas·i·dae \pə̇ˈgasəˌdē\

Definition of Pegasidae

  1. :  a small family (order Hypostomides) of marine fishes — see pegasus 2

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 pegasidae

New Latin, from Pegasus, type genus + -idae

Seen and Heard

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


a brief usually trivial fact

Get Word of the Day daily email!