crystal system

noun

Definition of crystal system

  1. :  any of the six or sometimes seven main groups into which crystals are commonly classified according to the relative lengths and inclinations of their axes or according to their respective symmetries — see hexagonal system, isometric system, monoclinic system, orthorhombic system, rhombohedral system, tetragonal system, triclinic system, trigonal system

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1847

First Known Use of crystal system

1847


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