[1] : The Collaborative International Dictionary of English v.0.48

wart \wart\, n. oe. werte, as. wearte; akin to d. wrat, g.
   warze, ohg. warza, icel. varta, sw. varta, dan. vorte;
   perh. orig., a growth, and akin to e. wort; or cf. l. verruca
   wart.
   1913 webster
   1. med. a small, usually hard, tumor on the skin formed by
      enlargement of its vascular papillae, and thickening of
      the epidermis which covers them.
      1913 webster

   2. an excrescence or protuberance more or less resembling a
      true wart; specifically bot., a glandular excrescence or
      hardened protuberance on plants.
      1913 webster

   fig wart, moist wart med., a soft, bright red, pointed
      or tufted tumor found about the genitals, often massed
      into groups of large size. it is a variety of condyloma.
      called also pointed wart, venereal wart. --l. a.
      duhring.

   wart cress bot., the swine's cress. see under swine.

   wart snake zool., any one of several species of east
      indian colubrine snakes of the genus acrochordus, having
      the body covered with wartlike tubercles or spinose
      scales, and lacking cephalic plates and ventral scutes.

   wart spurge bot., a kind of wartwort euphorbia
      helioscopia.
      1913 webster
see also:
fig wart moist wart pointed wart venereal wart wart cress swine 
wart snake acrochordus wart spurge euphorbia helioscopia 

[2] : WordNet (r) 2.0

wart
     n 1: any small rounded protuberance as on certain plants or
          animals
     2: pathology a firm abnormal elevated blemish on the skin;
        caused by a virus syn: verruca
see also:
verruca 

[3] : Moby Thesaurus II by Grady Ward, 1.0

163 moby thesaurus words for "wart":
   lilliputian, tom thumb, bantam, banty, benign tumor, bilge,
   birthmark, blackhead, blain, bleb, blemish, blister, blob, boss,
   bow, brownie, bubble, bulb, bulge, bulla, bump, bunch, burl,
   button, cahot, callosity, callus, cancer, carcinoma, check, chine,
   chit, cicatrix, clump, comedo, condyle, convex, corn, crack,
   crater, craze, cyst, defacement, defect, deformation, deformity,
   diminutive, disfiguration, disfigurement, distortion, dowel, dwarf,
   ear, elf, excrescence, fault, featherweight, fingerling, flange,
   flap, flaw, freckle, fungosity, fungus, gall, gnarl, gnome, growth,
   handle, hemangioma, hickey, hill, homunculus, hump, hunch,
   intumescence, jog, joggle, keloid, kink, knob, knot, knur, knurl,
   lentigo, lightweight, lip, loop, lump, malignant growth, manikin,
   metastatic tumor, midge, midget, milium, mini, minikin, minnow,
   minny, mole, morbid growth, mountain, mouse, needle scar, neoplasm,
   nevus, nonmalignant tumor, nub, nubbin, nubble, outgrowth,
   papilloma, peewee, peg, pimple, pip-squeak, pit, pock, pockmark,
   pony, port-wine mark, port-wine stain, proud flesh, pustule, pygmy,
   rib, ridge, rift, ring, runt, sarcoma, scab, scar, scratch,
   sebaceous cyst, shoulder, shrimp, slip, small fry, snip, snippet,
   spine, split, strawberry mark, stud, sty, style, tab, tit, track,
   tubercle, tubercule, tumor, twist, verruca, vesicle, wale, warp,
   weal, welt, wen, whitehead, wisp

[4] : Jargon File (4.3.1, 29 Jun 2001)

wart n. a small, crocky feature that sticks out of an otherwise
   clean design. something conspicuous for localized ugliness, especially
   a special-case exception to a general rule. for example, in some
   versions of `csh1', single quotes literalize every character inside
   them except `'. in ansi c, the `??' syntax used for obtaining ascii
   characters in a foreign environment is a wart. see also miswart.


see also:
crock feature clean miswart 

[5] : The Free On-line Dictionary of Computing (27 SEP 03)

wart
     
        a small, crocky feature that sticks out of an otherwise
        clean design.  something conspicuous for localised ugliness,
        especially a special-case exception to a general rule.  for
        example, in some versions of "csh1", single quotes
        literalise every character inside them except "".  in ansi c,
        the "?" syntax used for obtaining ascii characters in a
        foreign environment is a wart.  see also miswart.
     
        jargon file
     
     
see also:
crock feature clean miswart jargon file 

Wart >> W Words
Wart, definition of term: Wart
wart_pag1.html

Wart Hog >> W Words
Wart Hog, definition of term: Wart Hog
wart+hog_pag1.html

Genital Wart >> G Words
Genital Wart, definition of term: Genital Wart
genital+wart_pag1.html