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单词 thunder-rod
释义

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thunder-rod
thunder-rod n. Obsolete a lightning-rod or lightning-conductor (see lightning n. and adj. Compounds 3).
ΘΚΠ
the world > action or operation > safety > protection or defence > [noun] > means of protection or defence > device or contrivance to protect a thing or person > lightning conductor
lightning rod1770
lightning conductor1773
thunder-rod1784
paratonnerre1821
lightning arrester1852
lightning discharger1853
1784 G. Adams Ess. Electr. ix. 154 When lightning strikes a tree..or a thunder-rod, it is not because these objects are high..but because they communicate with..the surface of the ground.
1824 Mechanic's Mag. 25 Sept. 10 A good kitchen fire has more efficacy in preventing a house from being struck than a whole magazine of thunder~rods.
extracted from thundern.
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更新时间:2025/3/4 9:27:32