pre·​centrum | \ "+\

Definition of precentrum

1 : a distinct anterior portion of the centrum of a vertebra commonly bearing the neural and hemal arches in a fish that has vertebra with postcentra
2 : one of an alternate series of vertebral centra occurring in some fishes and having both hemal and neural arches

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 precentrum

New Latin, from pre- + centrum

Keep scrolling for more

Comments on precentrum

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


not being in agreement or harmony

Get Word of the Day daily email!

Test Your Vocabulary

Pass the Little Ribbons: A Pasta Word Quiz

  • rotelle pasta
  • Match the pasta to its meaning in English: Rotelle
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

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!