the heating of a limited area, as a room, by means of a heater (space heater) within the area.
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
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.