plural noun
No·​top·​ter·​i·​dae | \ ˌnōˌtäpˈterəˌdē \

Definition of Notopteridae

: a small family of freshwater fishes (order Isospondyli) of West Africa and southeastern Asia having the dorsal fin when present short and high, the anal fin long and confluent with the caudal, and the air bladder complex

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 Notopteridae

New Latin, from Notopterus, type genus (from not- + -pterus) + -idae

Keep scrolling for more

Learn More About Notopteridae

Dictionary Entries Near Notopteridae




See More Nearby Entries 

Statistics for Notopteridae

Cite this Entry

“Notopteridae.” Dictionary, Merriam-Webster, Accessed 27 Sep. 2021.

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


Test Your Vocabulary

Dog Words Quiz

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

Test your visual vocabulary with our 10-question challenge!

Love words? Need even more definitions?

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