The Collaborative International Dictionary of English v.0.48:

Conformation \Con`for*ma"tion\, n. [L. conformatio: cf. F.
   conformation.]
   1. The act of conforming; the act of producing conformity.
      [1913 Webster]

            The conformation of our hearts and lives to the
            duties of true religion and morality. --I. Watts.
      [1913 Webster]

   2. The state of being conformed; agreement; hence; structure,
      as depending on the arrangement of parts; form;
      arrangement.
      [1913 Webster]

            In Hebrew poetry, there may be observed a certain
            conformation of the sentences.        --Lowth.
      [1913 Webster]

            A structure and conformation of the earth.
                                                  --Woodward.
      [1913 Webster]

WordNet (r) 3.0 (2006):

conformation
    n 1: a symmetrical arrangement of the parts of a thing
    2: any spatial attributes (especially as defined by outline);
       "he could barely make out their shapes" [syn: shape,
       form, configuration, contour, conformation]
    3: acting according to certain accepted standards; "their
       financial statements are in conformity with generally
       accepted accounting practices" [syn: conformity,
       conformation, compliance, abidance] [ant:
       disobedience, noncompliance, nonconformance,
       nonconformity]

Moby Thesaurus II by Grady Ward, 1.0:

138 Moby Thesaurus words for "conformation":
   Platonic form, Platonic idea, accommodation, accord, accordance,
   acquiescence, adaptation, adaption, adjustment, aesthetic form,
   affinity, agreement, anatomy, archetype, architectonics,
   architecture, arrangement, art form, assent, build, building, cast,
   chorus, coherence, coincidence, compatibility, compliance,
   composition, concert, concord, concordance, configuration,
   conformance, conformation other-direction, conformity,
   congeniality, congruence, congruency, congruity, consistency,
   consonance, consort, constitution, construction, conventionality,
   cooperation, correspondence, creation, cut, efformation,
   equivalence, fabric, fabrication, fashion, fashioning, figuration,
   figure, flexibility, forging, form, format, formation, formature,
   forming, frame, genre, getup, harmony, impression, inner form,
   intersection, keeping, layout, line, make, makeup, making,
   malleability, manufacture, matrix, modality, mode, model, modeling,
   mold, molding, morphogenesis, morphogeny, obedience, observance,
   oneness, organic structure, organism, organization, orthodoxy,
   overlap, parallelism, pattern, patterning, peace, physique, plan,
   pliancy, production, prototype, rapport, reconcilement,
   reconciliation, sculpture, self-consistency, set, setup, shape,
   shaping, significant form, stamp, strictness, structure,
   structuring, style, symmetry, sync, synchronism, tally, tectonics,
   texture, timing, tissue, traditionalism, turn, type, uniformity,
   union, unison, unisonance, warp and woof, weave, web