Space-group
noun, Crystallography.
1.
a set of symmetry elements that brings a periodic arrangement of points on a Bravais space lattice to its original position.
Read Also:
- Space-heating
noun 1. the heating of a limited area, as a room, by means of a heater (space heater) within the area.
- Spacehog
noun a person taking up a lot of physical space, esp. that which belongs to or is needed by others
- Space invaders
noun (functioning as sing) 1. trademark a video or computer game, the object of which is to destroy attacking alien spacecraft
- Space-inversion
noun, Physics. 1. the mathematical operation of reversing the directions of all three space coordinates. Symbol: P.
- Space junk
noun 1. objects such as artificial satellites, material discarded from space stations, etc that remain in space after use noun debris from spaceships and satellites that remains in Earth’s orbit Examples Radio signals can bounce off of floating space junk.