The Collaborative International Dictionary of English v.0.48:

Description \De*scrip"tion\, n. [F. description, L. descriptio.
   See Describe.]
   1. The act of describing; a delineation by marks or signs.
      [1913 Webster]

   2. A sketch or account of anything in words; a portraiture or
      representation in language; an enumeration of the
      essential qualities of a thing or species.
      [1913 Webster]

            Milton has descriptions of morning.   --D. Webster.
      [1913 Webster]

   3. A class to which a certain representation is applicable;
      kind; sort.
      [1913 Webster]

            A difference . . . between them and another
            description of public creditors.      --A. Hamilton.
      [1913 Webster]

            The plates were all of the meanest description.
                                                  --Macaulay.

   Syn: Account; definition; recital; relation; detail;
        narrative; narration; explanation; delineation;
        representation; kind; sort. See Definition.
        [1913 Webster]

WordNet (r) 3.0 (2006):

description
    n 1: a statement that represents something in words [syn:
         description, verbal description]
    2: the act of describing something
    3: sort or variety; "every description of book was there"

Moby Thesaurus II by Grady Ward, 1.0:

82 Moby Thesaurus words for "description":
   account, anecdote, blood, brand, breed, cast, category, character,
   characterization, chronicle, clan, class, color, commentary,
   construction, definition, delineation, denomination, depiction,
   designation, diagnosis, differentiation, distinction, explanation,
   feather, form, genre, genus, grain, history, ilk, interpretation,
   kidney, kin, kind, label, line, lot, make, manner, mark, meaning,
   memoir, mold, narration, narrative, nature, number, persuasion,
   phylum, picture, portrait, portraiture, portrayal, presentment,
   race, reading, recital, record, recountal, recounting, report,
   representation, shape, sort, species, stamp, statement, story,
   strain, stripe, style, tale, the like of, the likes of,
   thumbnail sketch, tribe, type, variety, version, way of seeing,
   yarn