| 单词 | hypabyssal |
| 释义 | hypabyssal /hip'euh bis"euhl, huy'peuh-/, adj. Geol. 1. (of an igneous rock) intermediate in texture between coarse-grained intrusive rocks and fine-grained extrusive rocks. 2. noting any of various minor intrusions, as dikes and sills, that have crystallized under conditions intermediate between plutonic and extrusive. [1890-95; HYP- + ABYSSAL] |
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