SINCE 1828
dictionary
thesaurus
view recents

Ommastrephes

noun
Save Word
Om·​mas·​tre·​phes | \ əˈmastrəˌfēz \

Definition of Ommastrephes

: a widely distributed genus (type of the family Ommastrephidae) of extremely active cephalopods (order Decapoda) having a cylindrical body, large rhombic terminal fins, and short strong arms

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 Ommastrephes

New Latin, from Greek omma eye + strephein to turn

Keep scrolling for more

Learn More About Ommastrephes

Dictionary Entries Near Ommastrephes

-omma

Ommastrephes

ommateal

See More Nearby Entries 

Statistics for Ommastrephes

Cite this Entry

“Ommastrephes.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Ommastrephes. Accessed 31 Jul. 2021.

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

WORD OF THE DAY

dally

Listen to the pronunciation of dally

See Definitions and Examples »

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
AlphaBear 2

Spell words. Make bears.

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