| 单词 | oolith |
| 释义 | o·o·lith (ōə-līt′)n. A small, round grain consisting of concentric layers of calcium carbonate, silica, or dolomite that have precipitated around a shell fragment, sand grain, pellet of alga, or other central object. Also called ooid. [OO- (since ooliths resemble fish roe in texture and appearance) + -LITH.] o′o·lithic adj. |
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