Bog spavin

bog spavin
    n 1: spavin caused by collection of fluids
    

Spavin \Spav"in\, n. [OE. spaveyne, OF. esparvain, F.
   ['e]parvin; akin to OF. espervier a sparrow hawk, F.
   ['e]pervier, fr. OHG. sparw[=a]ri (G. sperber), fr. OHG.
   sparo sparrow, because this disease makes the horse raise the
   infirm leg in the manner of a sparrow hawk or sparrow. See
   {Sparrow}.] (Far.)
   A disease of horses characterized by a bony swelling
   developed on the hock as the result of inflammation of the
   bones; also, the swelling itself. The resulting lameness is
   due to the inflammation, and not the bony tumor as popularly
   supposed. --Harbaugh.
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   {Bog spavin}, a soft swelling produced by distention of the
      capsular ligament of the hock; -- called also {blood
      spavin}.

   {Bone spavin}, spavin attended with exostosis; ordinary
      spavin.
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bog \bog\ (b[o^]g), n. [Ir. & Gael. bog soft, tender, moist: cf.
   Ir. bogach bog, moor, marsh, Gael. bogan quagmire.]
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   1. A quagmire filled with decayed moss and other vegetable
      matter; wet spongy ground where a heavy body is apt to
      sink; a marsh; a morass.
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            Appalled with thoughts of bog, or caverned pit,
            Of treacherous earth, subsiding where they tread.
                                                  --R. Jago.
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   2. A little elevated spot or clump of earth, roots, and
      grass, in a marsh or swamp. [Local, U. S.]
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   {Bog bean}. See {Buck bean}.

   {Bog bumper} (bump, to make a loud noise), {Bog blitter},
   {Bog bluiter}, {Bog jumper}, the bittern. [Prov.]

   {Bog butter}, a hydrocarbon of butterlike consistence found
      in the peat bogs of Ireland.

   {Bog earth} (Min.), a soil composed for the most part of
      silex and partially decomposed vegetable fiber. --P. Cyc.

   {Bog moss}. (Bot.) Same as {Sphagnum}.

   {Bog myrtle} (Bot.), the sweet gale.

   {Bog ore}. (Min.)
      (a) An ore of iron found in boggy or swampy land; a
          variety of brown iron ore, or limonite.
      (b) Bog manganese, the hydrated peroxide of manganese.

   {Bog rush} (Bot.), any rush growing in bogs; saw grass.

   {Bog spavin}. See under {Spavin}.
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