A variable width space, or a number of space characters, inserted between words to make a line of printed text a desired length

(mathematics) Any topological subset of Euclidean space that is a compact set

any of several regions in a glow discharge in which little or no light is produced / (astronomy) the intergalactic void that exists between galaxies

The shaped cavity in a compression mold in which the substance to be molded is loaded

(rail transport) The space between the base and head of a rail in which a rigid steel bar is placed.

(mathematics) Any space exhibiting hyperbolic geometry rather than Cartesian geometry

(mathematics) A set with a σ-algebra defined on it.

(computing) A range of discrete addresses, all the address locations available in a particular, named, subset of a computer's (virtual or real) memory.

The space between the stars.

Of or in the area of space beyond the gravitational influence of Earth, or outside the Solar System