nonorthogonal
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triclinic system — ▪ crystallography one of the structural categories to which crystalline solids can be assigned. Crystals in this system are referred to three axes of unequal lengths that are inclined at nonorthogonal (nonperpendicular) angles relative to… … Universalium
nonorthogonality — noun Lack of orthogonality; the state or condition of being nonorthogonal … Wiktionary
