SINCE 1828
dictionary
thesaurus
view recents

Mytilidae

plural noun
Save Word
My·​til·​i·​dae | \ mīˈtiləˌdē \

Definition of Mytilidae

: a family of marine bivalve mollusks (order Filibranchia) having the shell elongated and equivalve with a large narrow internal ligament and a byssus for attachment to the substrate — compare mussel

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.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Mytilidae

New Latin, from Mytilus, type genus + -idae

Keep scrolling for more

Learn More About Mytilidae

Dictionary Entries Near Mytilidae

mytilid

Mytilidae

mytiliform

See More Nearby Entries 

Statistics for Mytilidae

Cite this Entry

“Mytilidae.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Mytilidae. Accessed 15 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

embellish

Listen to the pronunciation of embellish

See Definitions and Examples »

Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play
Ask the Editors
Word Games