| 单词 | greywether |
| 释义 | greywether in British English or US graywether (ˈɡreɪˌwɛðə) noun geology another name for sarsen Word origin from its resemblance to a grey sheep; see wethersarsen in British English (ˈsɑːsən) or sarsden (ˈsɑːzdən) noun Also called: greywether1. geology a boulder of silicified sandstone, probably of Tertiary age, found in large numbers in S England 2. such a stone used in a megalithic monument Word origin C17: probably a variant of Saracen |
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