WordNet (r) 3.0 (2006):

positioning
    adj 1: causing to fall into line or into position [syn:
           aligning, positioning]
    n 1: the act of putting something in a certain place [syn:
         placement, location, locating, position,
         positioning, emplacement]

Moby Thesaurus II by Grady Ward, 1.0:

25 Moby Thesaurus words for "positioning":
   allocation, assignment, collocation, deployment, deposit,
   deposition, disposition, emplacement, lading, loading,
   localization, locating, location, packing, pinpointing, placement,
   placing, posting, putting, reposition, situation, spotting,
   stationing, storage, stowage