The Collaborative International Dictionary of English v.0.48:

Pellet \Pel"let\, v. t.
   To form into small balls; to pelletize. [Obs.] --Shak.
   [1913 Webster] Pelletise

The Collaborative International Dictionary of English v.0.48:

Pellet \Pel"let\ (p[e^]l"l[e^]t), n. [F. pelote, LL. pelota,
   pilota, fr. L. pila a ball. Cf. Platoon.]
   1. A little ball; as, a pellet of wax on paper.
      [1913 Webster]

   2. A bullet; a ball for firearms. [Obs.] --Bacon.
      [1913 Webster]

            As swift as a pellet out of a gun.    --Chaucer.
      [1913 Webster]

   Pellet gun a gun that fires small pellets, less than 3 mm
      diameter, usually made of metal.

   Pellet molding (Arch.), a narrow band ornamented with
      smalt, flat disks.
      [1913 Webster +PJC]

WordNet (r) 3.0 (2006):

pellet
    n 1: a small sphere
    2: a solid missile discharged from a firearm; "the shot buzzed
       past his ear" [syn: shot, pellet]

Moby Thesaurus II by Grady Ward, 1.0:

63 Moby Thesaurus words for "pellet":
   ball, balloon, bar shot, bead, bird shot, bladder, blob, boll,
   bolus, brickbat, bubble, buckshot, bulb, bulbil, bulblet, bullet,
   cannon shot, cannonball, case shot, crossbar shot, duck shot,
   dumdum bullet, egg, ellipsoid, expanding bullet, geoid, globe,
   globelet, globoid, globule, glomerulus, gob, gobbet, grape,
   grapeshot, knob, knot, langrel shot, lapidate, manstopping bullet,
   marble, oblate spheroid, orb, orbit, orblet, pea, pearl, pebble,
   pelt, pill, prolate spheroid, rifle ball, rondure, round shot,
   shell, shot, shrapnel, slug, sphere, spheroid, spherule,
   split shot, stone