Definition of "furcula" []

• Zoology A forked part or bone, such as the wishbone of a bird. Also called fourchette. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "In a barb, which in all its measurements was a little larger than the same rock-pigeon, the furcula was a quarter of an inch shorter."
• "These arthropods have a fork-like structure (called furcula) at the hind end that is hooked under their abdomen."
• "The wishbone, called a furcula, is the fusion of two collarbones at the sternum."