wacke

['wækə]
  • n. 玄武土
  • n. (Wacke)人名；(德)瓦克
wacke
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英文词源

wacke (n.)
rock resembling sandstone, 1803, from German Wacke, from Middle High German wacke "large stone, rock projecting from the surface of the ground," from Old High German wacko, waggo "gravel, pebble," probably from Old High German wegan "to move." A miner's word, brought into geology by German geologist Abraham Gottlob Werner (1750-1817).