Perisphinctes

noun
Peri·​sphinc·​tes | \ ˌperəˈsfiŋ(k)(ˌ)tēz \

Definition of Perisphinctes

: a genus (the type of the family Perisphinctidae) comprising discoidal ammonites having bifurcating ribs not interrupted on the ventral side and being characteristic of the Upper Jurassic

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 Perisphinctes

perisphinctoid \ ¦⸗⸗¦sfiŋ(k)ˌtȯid \ adjective

History and Etymology for Perisphinctes

New Latin, from peri- + -sphinctes (from Greek sphinktos tightly bound, from sphingein to bind fast)

Keep scrolling for more

Learn More About Perisphinctes

Statistics for Perisphinctes

Cite this Entry

“Perisphinctes.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Perisphinctes. Accessed 17 Jun. 2021.

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

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Dog Breeds

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!