plural noun
Nem·​a·​tog·​na·​thi | \ ˌneməˈtägnəˌthī \

Definition of Nematognathi

in some classifications
: an order of scaleless fishes that comprises the catfishes and is equivalent to the suborder Siluroidea of the order Ostariophysi

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!

Other Words from Nematognathi

nematognathous \ ¦⸗⸗¦⸗⸗thəs \ adjective

History and Etymology for Nematognathi

New Latin, from nemat- + -gnathi (from -gnathi, plural of -gnathus -gnathous)

Keep scrolling for more

Learn More About Nematognathi

Dictionary Entries Near Nematognathi




See More Nearby Entries 

Statistics for Nematognathi

Cite this Entry

“Nematognathi.” Dictionary, Merriam-Webster, Accessed 24 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon
Seen & Heard
People are talking about


Test Your Vocabulary

Dog Words Quiz

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

Test your knowledge - and maybe learn something along the way.

Love words? Need even more definitions?

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