coffin bone


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coffin bone

n.
The bone enclosed inside a horse's hoof.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

coffin bone

n
(Zoology) the terminal phalangeal bone inside the hoof of the horse and similar animals
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

cof′fin bone`


n.
the terminal phalanx in the foot of the horse and allied animals, enclosed in the hoof.
[1710–20]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
A considerable number of injuries occur in the distal portions of thoracic limbs; therefore, the present study focused on the distal third phalanx, also called the coffin bone. This bone bears the entire weight of the horse's body due to the vertical position of the equine autopodium.
The three-phalange bones that are closest to the ground are the long pastern, short pastern and coffin bone. They should be in a chiropractic alignment, of sorts, which results in a maximum advantage for the horse to utilize his weight-bearing capacity to its fullest ability.
The corium, a dermo-epidermal, highly vascularized layer between the wall and the coffin bone, has a parallel, laminar shape and is named the laminae.
He said: "Midnite's issue is he's actually missing his hoof and his coffin bone. So basically he just has a nub at the bottom of his leg...
The coffin bone provides the shape of the foot and the rigidity needed to bear weight.