Mining. Of rock: penetrated or enclosed by offshoots of a vein. Cf. rider, n. 11a, horse, n. 11a. Now rare.
| 单词 | θ6275 |
| 释义 | the world > the earth > minerals > mineral deposits > features of stratum or vein > [adjective] > obstruction (1) ridered1839 Mining. Of rock: penetrated or enclosed by offshoots of a vein. Cf. rider, n. 11a, horse, n. 11a. Now rare. |
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