noun Flus·tra \ˈfləstrə, ˈflüs-\

Definition of Flustra

  1. :  a genus (the type of a widely distributed family Flustridae) of marine bryozoans (class Gymnolaemata) that form broad flattened branching colonies — see sea mat

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 flustra

New Latin

Seen and Heard

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


to cast off or become cast off

Get Word of the Day daily email!