• Military:
  • Weapon
    Weapon
    A weapon, arm, or armament is a tool or instrument used with the aim of causing damage or harm to living beings or artificial structures or systems...
    
    s and ammunition
    Ammunition
    Ammunition is a generic term derived from the French language la munition which embraced all material used for war , but which in time came to refer specifically to gunpowder and artillery. The collective term for all types of ammunition is munitions...
    
    
  • Military logistics
    Military logistics
    Military logistics is the discipline of planning and carrying out the movement and maintenance of military forces. In its most comprehensive sense, it is those aspects or military operations that deal with:...
    
    , especially provision of weapons and ammunition
  • Ordnance weapon, a personal weapon issued to a member of a military unit
  • Aircraft ordnance
    Aircraft ordnance
    Aircraft ordnance or ordnance is weapons used by aircraft. The term is often used when describing the weight of air-to-ground weaponry that can be carried by an aircraft or the weight that has been dropped...
    
    , weapons carried by and used by an aircraft
  • Artillery
    Artillery
    Originally applied to any group of infantry primarily armed with projectile weapons, artillery has over time become limited in meaning to refer only to those engines of war that operate by projection of munitions far beyond the range of effect of personal weapons...
    
    
  • artillery shells
    Shell (projectile)
    A shell is a payload-carrying projectile, which, as opposed to shot, contains an explosive or other filling, though modern usage sometimes includes large solid projectiles properly termed shot . Solid shot may contain a pyrotechnic compound if a tracer or spotting charge is used...
    
    , specifically unexploded ordnance
    Unexploded ordnance
    Unexploded ordnance are explosive weapons that did not explode when they were employed and still pose a risk of detonation, potentially many decades after they were used or discarded.While "UXO" is widely and informally used, munitions and explosives of...
    
    
• Ordnance Datum
  Ordnance Datum
  In the British Isles, an Ordnance Datum or OD is a vertical datum used by an ordnance survey as the basis for deriving altitudes on maps. A spot height may be expressed as AOD for "above ordnance datum". Usually mean sea level is used for the datum...
  
  , (from use in ballistics) a vertical datum used as the basis for deriving altitudes on maps
• Ordnance, Oregon
  Ordnance, Oregon
  Ordnance is a ghost town in Umatilla County, Oregon, United States, southwest of Hermiston on Interstate 84/U.S. Route 30, near the intersection with Interstate 82...
  
  , a former community near the Umatilla Chemical Depot

See also

• Ordnance Island, Bermuda
  Ordnance Island, Bermuda
  Ordnance Island is located within the limits of St. George's town, Bermuda. It lies close to the shore opposite the town square , in St. George's Harbour....
  
  , an island, formerly a Royal Army Ordnance Corps depot, within the limits of St. George's town, Bermuda
• Ordnance Survey
  Ordnance Survey
  Ordnance Survey , an executive agency and non-ministerial government department of the Government of the United Kingdom, is the national mapping agency for Great Britain, producing maps of Great Britain , and one of the world's largest producers of maps.The name reflects its creation together with...