Streptoneura

plural noun
Strep·​to·​neu·​ra

Definition of Streptoneura

: a large subclass of Gastropoda including the majority of marine, some freshwater, and the operculate land gastropods having the loop of visceral nerves twisted into a figure 8 with the right half crossing in dextral forms above the left, sexes usually separate, and in most forms an operculum

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 Streptoneura

New Latin, from strept- + -neura

Keep scrolling for more

Learn More about Streptoneura

Statistics for Streptoneura

Cite this Entry

“Streptoneura.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Streptoneura. Accessed 23 Feb. 2020.

Comments on Streptoneura

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

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

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!