The Collaborative International Dictionary of English v.0.48:

Sublimate \Sub"li*mate\, n. [LL. sublimatum.] (Chem.)
   A product obtained by sublimation; hence, also, a purified
   product so obtained.
   [1913 Webster]

   Corrosive sublimate. (Chem.) mercuric chloride. See
      Corrosive sublimate under Corrosive.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Sublimate \Sub"li*mate\, a. [LL. sublimatus.]
   Brought into a state of vapor by heat, and again condensed as
   a solid.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Sublimate \Sub"li*mate\, v. t. [imp. & p. p. Sublimated; p.
   pr. & vb. n. Sublimating.] [L. sublimatus, p. p. of
   sublimare to raise, elevate, fr. sublimis high: cf. F.
   sublimer. See Sublime, a., and cf. Surlime, v. t.]
   1. To bring by heat into the state of vapor, which, on
      cooling, returns again to the solid state; as, to
      sublimate sulphur or camphor.
      [1913 Webster]

   2. To refine and exalt; to heighten; to elevate.
      [1913 Webster]

            The precepts of Christianity are . . . so apt to
            cleanse and sublimate the more gross and corrupt.
                                                  --Dr. H. More.
      [1913 Webster]

   3. (Psychology) To redirect the energy (of sexual or other
      biological drives) into a more socially acceptable or
      constructive form.
      [PJC]

WordNet (r) 3.0 (2006):

sublimate
    adj 1: made pure
    n 1: the product of vaporization of a solid
    v 1: direct energy or urges into useful activities
    2: make more subtle or refined [syn: rarefy, sublimate,
       subtilize]
    3: remove impurities from, increase the concentration of, and
       separate through the process of distillation; "purify the
       water" [syn: purify, sublimate, make pure, distill]
    4: change or cause to change directly from a solid into a vapor
       without first melting; "sublime iodine"; "some salts sublime
       when heated" [syn: sublime, sublimate]
    5: vaporize and then condense right back again [syn: sublime,
       sublimate]

Moby Thesaurus II by Grady Ward, 1.0:

94 Moby Thesaurus words for "sublimate":
   aerate, aerify, alluvion, alluvium, alter, ash, atomize, bolt,
   carbonate, channel, chlorinate, cinder, clarify, clear, clinker,
   decrassify, deposition, deposits, depurate, diluvium, distill,
   divert, draff, dregs, dross, edulcorate, elute, ember, emit,
   essentialize, etherify, etherize, evaporate, exhale, extract,
   feces, filter, filtrate, fluidize, fractionate, froth, fume,
   fumigate, gasify, give off, grounds, hydrogenate, inhibit,
   keep under, leach, lees, lixiviate, loess, moraine, offscum,
   oxygenate, percolate, perfume, precipitate, precipitation, purify,
   rectify, reek, refine, repress, scoria, screen, scum, sediment,
   send out, separate, settlings, sieve, sift, silt, sinter, slag,
   smoke, smother, smut, soot, spiritualize, spray, steam, stifle,
   strain, sublime, suppress, transform, transmute, try, vaporize,
   volatilize, winnow