Ordnance Survey

English + Ireland + of Northern Ireland Etymology So called because in earlier days the survey was carried out under the direction of the Master-general of the Ordnance. Proper noun Ordnance Survey en British Originally the branch of government that produced maps for the military, now a civilian organisation that produces maps worldwide. en OS Similar organisations in Ireland and Northern Ireland. Related terms: en OSNI Translations organization producing maps Chinese: Mandarin: cmn 地形測量局 dìxíngcèliángjú Irish: ga Suirbhéireacht Ordanáis f An tSuirbhéireacht Ordanáis also Ireland Japanese: ja 陸地測量局 りくちそくりょうきょく, rikuchisokuryōkyoku Scottish Gaelic: gd Suirbhidh Òrdanais an t-Suirbhidh Òrdanais en Organizations