a short article of little or no importance written to fill space in a magazine or newspaper
noun 1. the flying of manned or unmanned spacecraft into or in outer space.
noun, Crystallography. 1. a set of symmetry elements that brings a periodic arrangement of points on a Bravais space lattice to its original position.
noun 1. 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