from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A condition in horses in which lymph collects in the hock joint, causing a puffy swelling.

from The Century Dictionary.

  • noun In farriery, an encysted tumor on the inside of the hough of a horse, containing a gelatinous matter.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun spavin caused by collection of fluids


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