| 单词 | lightning stone |
| 释义 | > as lemmaslightning stone lightning stone n. (a) any of various stony objects believed to have a protective effect against lightning; (b) any of various stones, minerals, or other hard materials formed, or thought to be formed, by lightning; esp. = fulgurite n. 1; cf. thunder-stone n. 2. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > igneous rock > [noun] > formed by lightning fulgurite1823 lightning stone1823 lightning tube1824 lightning bone1832 lightning rod1892 1823 W. H. Sykes in Trans. Lit. Soc. Bombay 3 58 The natives call it bijlee puttur (lightning stone), and suppose it possesses the property of preserving the building from being struck by lightning. 1865 E. B. Tylor Res. Early Hist. Mankind viii. 208 The lightning-stones are metals, stones, pebbles, which the fire of the thunder has metamorphosed. 1935 Sci. News Let. 6 July 13/3 A ‘lightning stone’, or fulgurite, 23 feet long, has been placed on display in the geology museum of the University of Chicago. It consists of a hollow tube of rough glass, formed when a stroke of lightning hit a sand dune in the famous Lake Michigan dune area. 1997 Dis.-a-Month Dec. 871 French peasants carry a pierre du tonnerre, or lightning stone, to ward off lightning strikes. 2019 V. Shipman Summer Cottage xviii. 161 We would rush to the beach after every summer thunderstorm hoping to find fulgurite... I..pick up a lightning stone and blow the dust off it, tiny motes filling the air. < as lemmas |
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