plural noun
Cryp·​to·​bran·​chi·​dae | \ ˌkriptəˈbraŋkəˌdē \

Definition of Cryptobranchidae

: a family of large aquatic salamanders including the American hellbenders and the Asian giant salamanders, all distinguished by amphicoelous vertebrae, external fertilization, and the absence of eyelids and of lacrimal and septomaxillary bones and with Hynobiidae forming a suborder of Caudata comprising primitive salamanders with relatively generalized skeletons

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 Cryptobranchidae

New Latin, from Cryptobranchus, type genus + -idae

Keep scrolling for more

Learn More about Cryptobranchidae

Statistics for Cryptobranchidae

Cite this Entry

“Cryptobranchidae.” Dictionary, Merriam-Webster, Accessed 18 Apr. 2021.

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

Comments on Cryptobranchidae

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


Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Spell It

Can you spell these 10 commonly misspelled words?


Anagram puzzles meet word search.

Love words? Need even more definitions?

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