The Collaborative International Dictionary of English v.0.48:

Dent \Dent\, n. [F., fr. L. dens, dentis, tooth. See Tooth.]
   (Mach.)
   A tooth, as of a card, a gear wheel, etc. --Knight.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Dent \Dent\ (d[e^]nt), n. [A variant of Dint.]
   1. A stroke; a blow. [Obs.] "That dent of thunder."
      --Chaucer.
      [1913 Webster]

   2. A slight depression, or small notch or hollow, made by a
      blow or by pressure; an indentation.
      [1913 Webster]

            A blow that would have made a dent in a pound of
            butter.                               --De Quincey.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Dent \Dent\, v. t. [imp. & p. p. Dented; p. pr. & vb. n.
   Denting.]
   To make a dent upon; to indent.
   [1913 Webster]

         The houses dented with bullets.          --Macaulay.
   [1913 Webster]

WordNet (r) 3.0 (2006):

dent
    n 1: an appreciable consequence (especially a lessening); "it
         made a dent in my bank account"
    2: a depression scratched or carved into a surface [syn:
       incision, scratch, prick, slit, dent]
    3: an impression in a surface (as made by a blow) [syn: dent,
       ding, gouge, nick]
    v 1: make a depression into; "The bicycle dented my car" [syn:
         indent, dent]

Moby Thesaurus II by Grady Ward, 1.0:

95 Moby Thesaurus words for "dent":
   alveolation, alveolus, baby tooth, bicuspid, boss, bucktooth, bump,
   canine, colophon, concavity, convexity, crown, cuspid, cutter,
   dactylogram, dactylograph, deciduous tooth, denticle,
   denticulation, dentil, dentition, depress, dimple, dint, dogtooth,
   embossment, engrave, excrescence, eyetooth, fang, fingerprint,
   footmark, footprint, footstep, fore tooth, fossil footprint,
   furrow, gagtooth, gang tooth, gold tooth, gouge, grinder,
   honeycomb, ichnite, ichnolite, impress, impression, imprint,
   incisor, indent, indentation, indention, indenture, lump,
   milk tooth, molar, notch, pad, paw print, pawmark, peg,
   permanent tooth, pimple, pit, pivot tooth, pock, pockmark,
   premolar, press in, print, pug, pugmark, punch, punch in, recess,
   scrivello, seal, set back, set in, sigil, signet, snag,
   snaggletooth, stamp, step, stud, sunken part, tamp, thumbmark,
   thumbprint, tooth, tush, tusk, vestige, wisdom tooth



U.S. Gazetteer Counties (2000):

Dent -- U.S. County in Missouri
   Population (2000):    14927
   Housing Units (2000): 6994
   Land area (2000):     753.538638 sq. miles (1951.656029 sq. km)
   Water area (2000):    0.973575 sq. miles (2.521547 sq. km)
   Total area (2000):    754.512213 sq. miles (1954.177576 sq. km)
   Located within:       Missouri (MO), FIPS 29
   Location:             37.630171 N, 91.508318 W
   Headwords:
    Dent
    Dent, MO
    Dent County
    Dent County, MO


U.S. Gazetteer Places (2000):

Dent, OH -- U.S. Census Designated Place in Ohio
   Population (2000):    7612
   Housing Units (2000): 3369
   Land area (2000):     6.005988 sq. miles (15.555438 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    6.005988 sq. miles (15.555438 sq. km)
   FIPS code:            21742
   Located within:       Ohio (OH), FIPS 39
   Location:             39.198598 N, 84.659747 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Dent, OH
    Dent


U.S. Gazetteer Places (2000):

Dent, MN -- U.S. city in Minnesota
   Population (2000):    192
   Housing Units (2000): 80
   Land area (2000):     0.383236 sq. miles (0.992576 sq. km)
   Water area (2000):    0.001482 sq. miles (0.003838 sq. km)
   Total area (2000):    0.384718 sq. miles (0.996414 sq. km)
   FIPS code:            15724
   Located within:       Minnesota (MN), FIPS 27
   Location:             46.554315 N, 95.718301 W
   ZIP Codes (1990):     56528
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Dent, MN
    Dent