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De - Pt| English Dictionary: macropinacoid | by the DICT Development Group |
| 1 result for macropinacoid | |
| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
|
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. | |
