[awr-doh] /ˈɔr doʊ/ noun, plural ordines [awr-dn-eez] /ˈɔr dnˌiz/ (Show IPA) 1. Roman Catholic Church. a booklet containing short and abbreviated directions for the contents of the office and Mass of each day in the year.
[awrd-nuh ns] /ˈɔrd nəns/ noun 1. cannon or artillery. 2. military weapons with their equipment, ammunition, etc. 3. the branch of an army that procures, stores, and issues, weapons, munitions, and combat vehicles and maintains arsenals for their development and testing. /ˈɔːdnəns/ noun 1. cannon or artillery 2. military supplies; munitions 3. the ordnance, a […]
- Ordnance datum
noun 1. mean sea level calculated from observation taken at Newlyn, Cornwall, and used as the official basis for height calculation on British maps OD
- Ordnance survey
noun 1. the official map-making body of the British or Irish government