SCREW AXIS


Meaning of SCREW AXIS in English

Crystall.

a symmetry element of a space group such that a rotation of the lattice about the axis and a translation of the lattice some fraction of the lattice's unit distance brings the lattice back to its original position.

[ 1900-05 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .