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As a noun ordnance is
military equipment, especially weapons and ammunition.
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Not English
Wikidiffcom has no English definition. It may be misspelled. ordnance
English
Noun
(
en noun)
military equipment, especially weapons and ammunition.
artillery.
Usage notes
The British , now a civilian agency, retains its name from its origin as a military topographic survey of Britain during the Napoleonic Wars.
This word is often confused with ordinance, which is a law or legal statute.
Related terms
* unexploded ordnance