system of axes
81rhombohedral system — noun : a crystal system characterized by three equal and interchangeable axes at equal angles to each other and usually classed as a division of the hexagonal system compare tetragonal system …
82Oblique system of coordinates — Oblique Ob*lique , a. [F., fr. L. obliquus; ob (see {Ob }) + liquis oblique; cf. licinus bent upward, Gr. le chrios slanting.] [Written also {oblike}.] [1913 Webster] 1. Not erect or perpendicular; neither parallel to, nor at right angles from,… …
83Instrument Landing System — Pour les articles homonymes, voir ILS. Principe du Microwave Landing System, évolution de l ILS L Instrument Landing System (ILS) ou Système d atterrissage aux instruments est le moyen de radio navigation le plus …
84triclinic 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… …
85isometric system — noun : a crystal system characterized by three equal axes at right angles (as in the cube and regular octahedron) see crystal system illustration …
86monoclinic system — noun : a crystal system characterized by three unequal axes with one oblique intersection see crystal system illustration …
87orthorhombic system — noun : a crystal system characterized by three unequal axes at right angles see crystal system illustration …
88triclinic system — noun : a crystal system characterized by three unequal axes intersecting at oblique angles see crystal system illustration …
89trigonal system — noun : a crystal system that is characterized by three equal and equally inclined axes and that is commonly held to be a division of the hexagonal system …
90Machine coordinate system — In the manufacturing industry, with regard to numerically controlled machine tools, the phrase machine coordinate system refers to the physical limits of the motion of the machine in each of its axes, and to the numerical coordinate which is… …
