The Collaborative International Dictionary of English v.0.48:

Mat'eriel \Ma`t['e]`ri`el"\, n. [F. See Material.]
   Those objects in a complex system which constitute the
   materials, or instruments employed, in distinction from the
   personnel, or men; for example, the buildings, libraries, and
   apparatus of a college, in distinction from its officers; --
   used in a collective sense.
   [1913 Webster]

   2. Specifically: (Military) The arms, munitions, baggage,
      equipment, provisions, etc., of an army.
      [1913 Webster]

WordNet (r) 3.0 (2006):

materiel
    n 1: equipment and supplies of a military force [syn:
         materiel, equipage]

Moby Thesaurus II by Grady Ward, 1.0:

77 Moby Thesaurus words for "materiel":
   abundance, accouterments, accumulation, amassment, apparatus,
   appliances, appointments, appurtenances, armament, backlog, budget,
   collection, commissariat, commissary, conveniences, cornucopia,
   cumulation, duffel, dump, equipage, equipment, facilities,
   facility, fittings, fixtures, furnishings, furniture, gear,
   habiliments, heap, hoard, impedimenta, installations, inventory,
   kit, larder, machinery, mass, material, material resources,
   materials, munition, munitions, outfit, paraphernalia, pile, plant,
   plenitude, plenty, plumbing, provisionment, provisions, rations,
   raw material, repertoire, repertory, rick, rig, rigging, stack,
   staple, stock, stock-in-trade, stockpile, store, stores, stuff,
   substances, supplies, supply, supply on hand, tackle, tackling,
   things, treasure, treasury, utensils