the GNU version of the Collaborative International Dictionary of English
n. Inflammation of the laminæ or fleshy plates along the coffin bone of a horse; founder.
The Century Dictionary and Cyclopedia
n. Inflammation of the laminæ of the hoof of a horse.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. inflammation of the laminated tissue that attaches the hoof to the foot of a horse
Word Usage
"He suffered something called laminitis, which is a wearing away, as I understand it, of the connective tissue between the hoof and the bone, a very painful condition."