The Collaborative International Dictionary of English v.0.48:

Magnet \Mag"net\ (m[a^]g"n[e^]t), n. [OE. magnete, OF. magnete,
   L. magnes, -etis, Gr. Magnh^tis li`qos a magnet, metal that
   looked like silver, prop., Magnesian stone, fr. Gr.
   Magnhsi`a, a country in Thessaly. Cf. Magnesia,
   Manganese.]
   1. The loadstone; a species of iron ore (the ferrosoferric or
      magnetic ore, Fe3O4) which has the property of
      attracting iron and some of its ores, and, when freely
      suspended, of pointing to the poles; -- called also
      natural magnet.
      [1913 Webster]

            Dinocrates began to make the arched roof of the
            temple of Arsino["e] all of magnet, or this
            loadstone.                            --Holland.
      [1913 Webster]

            Two magnets, heaven and earth, allure to bliss,
            The larger loadstone that, the nearer this.
                                                  --Dryden.
      [1913 Webster]

   2. (Physics) A bar or mass of steel or iron to which the
      peculiar properties of the loadstone have been imparted;
      -- called, in distinction from the loadstone, an
      artificial magnet.
      [1913 Webster]

   Note: An artificial magnet, produced by the action of an
         electrical current, is called an electro-magnet.
         [1913 Webster]

   Field magnet (Physics & Elec.), a magnet used for producing
      and maintaining a magnetic field; -- used especially of
      the stationary or exciting magnet of a dynamo or
      electromotor in distinction from that of the moving
      portion or armature.
      [1913 Webster] Magnetic

WordNet (r) 3.0 (2006):

magnet
    n 1: (physics) a device that attracts iron and produces a
         magnetic field
    2: a characteristic that provides pleasure and attracts;
       "flowers are an attractor for bees" [syn: attraction,
       attractor, attracter, attractive feature, magnet]

Moby Thesaurus II by Grady Ward, 1.0:

36 Moby Thesaurus words for "magnet":
   ambition, artificial magnet, bar magnet, catch,
   center of attraction, center of consciousness, center of interest,
   cynosure, dearest wish, desideration, desideratum, desire,
   electromagnetic lifting magnet, field magnet, focal point, focus,
   focus of attention, forbidden fruit, glimmering goal,
   golden vision, hope, horseshoe magnet, lodestar, lodestone,
   magnetic needle, magnetite, paramagnet, plum, point of convergence,
   polestar, prime focus, prize, solenoid, temptation, trophy, wish



The Devil's Dictionary (1881-1906):

MAGNET, n.  Something acted upon by magnetism.


U.S. Gazetteer Places (2000):

Magnet, NE -- U.S. village in Nebraska
   Population (2000):    79
   Housing Units (2000): 39
   Land area (2000):     0.144242 sq. miles (0.373585 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.144242 sq. miles (0.373585 sq. km)
   FIPS code:            30310
   Located within:       Nebraska (NE), FIPS 31
   Location:             42.455401 N, 97.470798 W
   ZIP Codes (1990):     68749
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Magnet, NE
    Magnet