One of the mysteries of the English language finally explained.
A horizontal passage leading into a mine for the purposes of access or drainage.
mineshaft, tunnel, passage, pit, downcast, upcastView synonyms
- ‘The orebodies were accessed through several adits and a few shallow shafts.’
- ‘Our first target was in the vicinity of the Pinto mine and the Buckhorn mine, where a cluster of adits was indicated.’
- ‘During winter 1900-1901 Leon Estivant, the French owner of the mine, sunk a shaft and drove an adit on a fissure vein in a hill just south of the main Clark mine.’
- ‘Pits that run horizontally into a hill slope or cliff following material into the slope are known as adits or drift mines.’
- ‘Very little remains of the old silver mines at Glen Osmond, apart from some of the old shafts, adits and the chimney, the oldest mine building in Australia.’
- ‘The area has several adits and numerous small pits and cuts.’
- ‘The mine's three adits lie in the Shinarump conglomerate member of the Triassic Chinle Formation.’
- ‘The strategy for the second year was to drive a new tunnel, branching to the northeast from the main adit near the mine entrance.’
- ‘By May 2004, more than 10,000 tons of high-grade ore had been mined from this adit.’
- ‘Underground mining entails sinking shafts to reach the target resource and driving tunnels and adits, either inclined or horizontally.’
- ‘Two shafts and an adit were ultimately driven, but Dunham reported that recorded output of lead concentrates for this period was fairly low.’
- ‘On the capital side, the mining of coal additionally often required agreements with surrounding landowners to sink pits and build adits and soughs to drain the water from the mines.’
- ‘It has both a vertical shaft and an adit to an incline, which we and several mine officials entered in a small bus.’
- ‘Armed with large circular screens, we worked the pocket remains in a small stream that ran past the mine adit.’
- ‘Early development included sinking shafts and driving adits on the various copper-bearing lodes; by 1870 the mine had produced about 902,000 pounds of copper.’
- ‘The mule train would have entered the mine through an adit.’
- ‘The Jomac mine's three adits lie within the Glen Canyon National Recreation Area boundary.’
- ‘The bright ‘one way’ sign in the corner of a photograph of an adit on the Langley asbestos mine in Prieska catches the eye.’
- ‘For the next ten years it was leased to tributors who worked the old stopes of the conglomerate lode above the adit level.’
- ‘Many adits, shafts and tunnels, some extending over 100 m, pursue these veins deep underground.’
Early 17th century: from Latin aditus ‘approach, entrance’, from adit- ‘approached’, from the verb adire, from ad- ‘towards’ + ire ‘go’.
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