Pycnodonta

noun
Pyc·​no·​don·​ta | \ ˌpiknəˈdäntə\

Definition of Pycnodonta

: a genus of large tropical oysters having strongly scalloped shells with crinkled ridges on each side of the hinge and occurring chiefly on coral reefs

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 Pycnodonta

New Latin, from pycn- + -odonta

Keep scrolling for more

Comments on Pycnodonta

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

WORD OF THE DAY

using a distributed computer network

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time traveler quiz which word came first
  • Which came first?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

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!