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Macropinacoid

資料來源 : pyDict

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資料來源 : Webster's Revised Unabridged Dictionary (1913)

Macropinacoid \Mac`ro*pin"a*coid\, n. [Macro- + pinacoid.]
   (Crystallog.)
   One of the two planes of an orthorhombic crystal which are
   parallel to the vertical and longer lateral (macrodiagonal)
   axes.
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