ORDNANCE

ordnance. Ordnance, n. cannon, artillery, mortars

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Ord″nance (?), n. [[From OE. ordenance, referring orig. to the bore or size of the cannon. See Ordinance.]] Heavy weapons of warfare; cannon, or great guns, mortars, and howitzers; artillery; sometimes, a general term for all weapons and appliances used in war. All the battlements their ordnance fire. Shak. Then you may hear afar off the awful roar of his rifled ordnance. E. Everett. Ordnance survey, the official survey of Great Britain and Ireland, conducted by the ordnance department.