spon·dy·lus | \"\

Definition of spondylus 

(Entry 1 of 2)

1 capitalized : a genus of large, thick, inequivalve, usually spinose and attached, bivalve mollusks (family Spondylidae) that are remarkable for perfection of the hinge

2 plural -es : any mollusk of the family Spondylidae : spiny oyster


noun combining form
-spon·dy·lus | \"\

Definition of -spondylus (Entry 2 of 2)

: animal having (such) vertebrae in generic names Palaeospondylus

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 spondylus


New Latin, from Latin, a kind of mussel, from Greek spondylos

Noun combining form

New Latin, from Latin spondylus vertebra

Keep scrolling for more

Learn More about spondylus

Statistics for spondylus

Look-up Popularity

Comments on spondylus

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


evasion of direct action or statement

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things 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!