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.
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Question 1 of 7
What does “Promethean” mean?
Origin of screw axis
First recorded in 1900–05
Words nearby screw axis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020