fur·​ca | \ ˈfərkə \
plural furcae\ -​rˌkī , -​rˌsē \

Definition of furca

: a forked process:
a : an internal skeletal projection from the ventral thoracic wall in certain insects
b : a chitinous structure in the proboscis of certain flies
c : the two-forked last abdominal segment of certain crustaceans

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 furca

New Latin, from Latin, fork

Keep scrolling for more

Learn More About furca

Dictionary Entries Near furca

fur breeder



See More Nearby Entries 

Statistics for furca

Cite this Entry

“Furca.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/furca. Accessed 26 Oct. 2021.

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


Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Love words? Need even more definitions?

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