The Collaborative International Dictionary of English v.0.48:

Procrustean \Pro*crus"te*an\, a.
   Of or pertaining to Procrustes, or the mode of torture
   practiced by him; producing conformity by violent means; as,
   the Procrustean treatment; a Procrustean limit. See
   Procrustes.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Procrustean
    adj 1: of or relating to the mythical giant Procrustes or the
           mode of torture practiced by him

Moby Thesaurus II by Grady Ward, 1.0:

34 Moby Thesaurus words for "procrustean":
   dour, firm, fundamentalist, hard, hidebound, impliable, inexorable,
   inflexible, iron, ironbound, ironclad, ironhanded, muscle-bound,
   obdurate, obstinate, orthodox, purist, puristic, puritan,
   puritanic, relentless, rigid, rigorist, rigoristic, rigorous,
   rockbound, stiff, straightlaced, straitlaced, stubborn, unbending,
   uncompromising, unrelenting, unyielding