Pinacoid definitions

Pinacoid

• (n.) A plane parallel to two of the crystalline axes.
Found on http://thinkexist.com/dictionary/meaning/pinacoid/

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Pinacoid

Pin'a·coid noun [ Greek ..., ..., a tablet + -oid .] (Crystallog.) A plane parallel to two of the crystalline axes.
Found on http://www.encyclo.co.uk/webster/P/90

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