deep space

== English == === Alternative forms === deep-space, deepspace === Etymology === Coined by American science fiction author E. E. Smith in 1934 in his novel Triplanetary, first serialized in Amazing Stories. After deep sea. === Pronunciation === === Adjective === deep space (not comparable) Of or in the area of space beyond the gravitational influence of Earth, or outside the Solar System. === Noun === deep space (uncountable) All of space beyond the gravitational influence of Earth, or outside the Solar System, or distant from stars. ==== Hypernyms ==== outer space, space ==== Translations ==== === References === Jeff Prucher, editor (2007), “deep space”, in Brave New Words: The Oxford Dictionary of Science Fiction, Oxford, Oxfordshire; New York, N.Y.: Oxford University Press, →ISBN, page 34. Jesse Sheidlower, editor (2001–2026), “deep space n.”, in Historical Dictionary of Science Fiction.