Navel gall

from The Collaborative International Dictionary of English v.0.48
Navel \Na"vel\ (n[=a]"v'l), n. [AS. nafela, fr. nafu nave; akin
   to D. navel, G. nabel, OHG. nabolo, Icel. nafli, Dan. navle,
   Sw. nafle, L. umbilicus, Gr. 'omfalo`s, Skr. n[=a]bh[imac]la.
   [root]260. See {Nave} hub, and cf. {Omphalic}, {Nombril},
   {Umbilical}.]
   1. (Anat.) A mark or depression in the middle of the abdomen;
      the umbilicus; called also {belly button} in humans. See
      {Umbilicus}.
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   2. The central part or point of anything; the middle.
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            Within the navel of this hideous wood,
            Immured in cypress shades, a sorcerer dwells.
                                                  --Milton.
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   3. (Gun.) An eye on the under side of a carronade for
      securing it to a carriage.
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   {Navel gall}, a bruise on the top of the chine of the back of
      a horse, behind the saddle. --Johnson.

   {Navel point}. (Her.) Same as {Nombril}.
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