Geology. A crack or fissure intersecting a mass of rock; usually occurring in sets of parallel planes, dividing the mass into more or less regular…
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| 单词 | θ4870 |
| 释义 | the world > the earth > structure of the earth > structural features > discontinuity or unconformity > [noun] > joint (8) joint1601 Geology. A crack or fissure intersecting a mass of rock; usually occurring in sets of parallel planes, dividing the mass into more or less regular… junka1705 A fissure or joint in the bedding of slate or other rock; = joint, n.1 5. bed-joint1747 (a) a split or parting in a rock parallel to the surface of the earth; (b) Building a horizontal joint (cf. sense 12b). Subcategories:— system (1) — parallel joints (1) — plane (2) — trough-joint (1) |
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