A system of protective and pressurized clothing, together with environmental equipment, worn by astronauts when in space. / A pressurized protective outfit worn by people working with extreme biohazards.

Any woven material, used for the screening and sieving of solids, having a specified space between strands.

(computing) A key, in the shape of a bar, near the bottom of a keyboard, that generates a space character when pressed.

(physics) The component of an electromagnetic wave (especially a radio wave) that travels directly from transmitter to receiver without being reflected

A journalist or other writer who is paid by the column inch.

Any weapon that travels through space to a target either in space, in the atmosphere or on the ground

Any form of research that takes place in space, or concerns any aspect of space or space travel

(astronomy) The velocity of a star relative to the Sun

(meteorology) Any phenomena related to the radiation and particles emitted by the Sun, especially in the vicinity of the Earth that may have an effect on the Earth or human activity in the space.

White area between written characters and graphic regions on a produced page or computer display; blanks and the vertical blank lines in between paragraphs, or other organized rows of text lines (poetry).