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单词 felspar
释义

WordReference Random House Unabridged Dictionary of American English © 2024
fel•spar  (felspär′),USA pronunciation n. 
  1. Mineralogyfeldspar.
  • German Fels rock + spar3, by false etymological analysis

Collins Concise English Dictionary © HarperCollins Publishers::
felspar /ˈfɛlˌspɑː/ n
  1. a variant (esp Brit) of feldspar

felspathic /fɛlˈspæθɪk/, ˈfelspathˌose adj
WordReference Random House Unabridged Dictionary of American English © 2024
feld•spar  (feldspär′, fel-),USA pronunciation n. 
  1. Mineralogyany of a group of minerals, principally aluminosilicates of potassium, sodium, and calcium, characterized by two cleavages at nearly right angles: one of the most important constituents of igneous rocks.
Also, felspar. 
  • German (Feld field + Spath spar)
  • German: field) + spar3; replacing feldspath
  • feld- (1750–60

Collins Concise English Dictionary © HarperCollins Publishers::
feldspar /ˈfɛldˌspɑː; ˈfɛlˌspɑː/, felspar n
  1. any of a group of hard rock-forming minerals consisting of aluminium silicates of potassium, sodium, calcium, or barium: the principal constituents of igneous rocks. The group includes orthoclase, microcline, and the plagioclase minerals
Etymology: 18th Century: from German feldspat(h), from feld field + spat(h) spar³

feldspathic /fɛldˈspæθɪk fɛlˈspæθ-/, felˈspathic, ˈfeldspathˌose, ˈfelspathˌose adj
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更新时间:2024/11/10 18:25:36