The Collaborative International Dictionary of English v.0.48:

Depository \De*pos"i*to*ry\ (-t[-o]*r[y^]), n.; pl.
   Depositories (-r[i^]z).
   1. A place where anything is deposited for sale or keeping;
      as, warehouse is a depository for goods; a clerk's office
      is a depository for records.
      [1913 Webster]

   2. One with whom something is deposited; a depositary.
      [1913 Webster]

            I am the sole depository of my own secret, and it
            shall perish with me.                 --Junius.
      [1913 Webster]

WordNet (r) 3.0 (2006):

depository
    n 1: a facility where things can be deposited for storage or
         safekeeping [syn: depository, deposit, depositary,
         repository]

Moby Thesaurus II by Grady Ward, 1.0:

82 Moby Thesaurus words for "depository":
   Fort Knox, archives, armory, arsenal, attic, bank, basement, bay,
   bin, bonded warehouse, bookcase, box, bunker, bursary, buttery,
   cargo dock, cash register, cashbox, cellar, chest, closet, coffer,
   coin box, conservatory, crate, crib, cupboard, depot, dock, drawer,
   dump, exchequer, fisc, glory hole, godown, gold depository, hold,
   hutch, library, locker, lumber room, lumberyard, magasin, magazine,
   money chest, penny bank, piggy bank, pork barrel, public crib,
   public till, public treasury, public trough, rack, repertory,
   repository, reservoir, rick, safe, safe-deposit box, shelf, stack,
   stack room, stock room, storage, store, storehouse, storeroom,
   strong room, strongbox, subtreasury, supply base, supply depot,
   tank, till, treasure house, treasure room, treasure-house,
   treasury, vat, vault, warehouse, wine cellar