rotation-inversion axis
[ roh-tey-shuh n in-vur-zhuh n, -shuh n ]
/ roʊˈteɪ ʃən ɪnˈvɜr ʒən, -ʃən /
noun Crystallography.
an axis of a crystal such that rotating about the axis and then inverting the crystal brings the crystal back to its original position.
Also called
symmetry axis of rotary inversion.
Compare
symmetry element.
Words nearby rotation-inversion axis
rotation,
rotation axis,
rotation flap,
rotation of axes,
rotation vector,
rotation-inversion axis,
rotational molding,
rotational nystagmus,
rotational quantum number,
rotative,
rotator