Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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double-space to type leaving a blank line after each line of text or copy.
outer space space beyond the defined boundaries of a celestial body, esp. the earth.
single-space to type (copy) leaving no blank space between typed lines.
Space Age (often l.c.) the period characterized by the exploration of space by manned and unmanned spacecraft, regarded as having begun on October 4, 1957, with the launching of the first sputnik.
space bar a horizontal bar on a keyboard, as of a typewriter, that produces a blank space rather than a character.
space heater a small heating device designed to warm the air of a small confined area.
space out to become disoriented, forgetful, or dreamy.
space shuttle a space vehicle designed to transport astronauts and their equipment between the earth and an orbiting space station, or to carry out orbital missions.
space station a large artificial satellite in long-term orbit, designed to be used as a military outpost, scientific research laboratory, or site for the assembly and launching of other spacecraft.
space-time the four-dimensional continuum consisting of three dimensions of space and one of time, within which any object or event can be located.
spaceship a vehicle designed to carry people and cargo in outer space, as to the moon or the other planets.
triple-space to type (copy) on every third line, leaving two blank lines in between.