1. [n]  the unlimited 3-dimensional expanse in which everything is located; "they tested his ability to locate objects in space"
2. [n]  (printing) a block of type without a raised letter; used for spacing between words
3. [n]  a blank area; "write your name in the space provided"
4. [n]  a blank character used to separate successive words in writing or printing; "he said the space is the most important character in the alphabet"
5. [n]  one of the areas between or below or above the lines of a musical staff; "the spaces are the notes F-A-C-E"
6. [n]  an area reserved for some particular purpose; "the laboratory's floor space"
7. [n]  an empty area (usually bounded in some way between things); "the architect left space in front of the building"; "they stopped at an open space in the jungle"; "the space between his teeth"
8. [n]  the interval between two times; "the distance from birth to death"; "it all happened in the space of 10 minutes"
9. [v]  place at intervals; "Space the interviews so that you have some time between the different candidates"

Space
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1. \Space\ (sp[=a]s), n. [OE. space, F. espace, from L.
   spatium space; cf. Gr. spa^n to draw, to tear; perh. akin to
   E. span. Cf. {Expatiate}.]
   1. Extension, considered independently of anything which it
      may contain; that which makes extended objects conceivable
      and possible.
            Pure space is capable neither of resistance nor
            motion.                               --Locke.
   2. Place, having more or less extension; room.
            They gave him chase, and hunted him as hare; Long
            had he no space to dwell [in].        --R. of
                                                  Brunne.
            While I have time and space.          --Chaucer.
   3. A quantity or portion of extension; distance from one
      thing to another; an interval between any two or more
      objects; as, the space between two stars or two hills; the
      sound was heard for the space of a mile.
            Put a space betwixt drove and drove.  --Gen. xxxii.
                                                  16.
   4. Quantity of time; an interval between two points of time;
      duration; time. ``Grace God gave him here, this land to
      keep long space.'' --R. of brunne.
            Nine times the space that measures day and night.
                                                  --Milton.
            God may defer his judgments for a time, and give a
            people a longer space of repentance.  --Tillotson.
   5. A short time; a while. [R.] ``To stay your deadly strife a
      space.'' --Spenser.
   6. Walk; track; path; course. [Obs.]
            This ilke [same] monk let old things pace, And held
            after the new world the space.        --Chaucer.
   7. (print.)
      (a) A small piece of metal cast lower than a face type, so
          as not to receive the ink in printing, -- used to
          separate words or letters.
      (b) The distance or interval between words or letters in
          the lines, or between lines, as in books.
   Note: Spaces are of different thicknesses to enable the
         compositor to arrange the words at equal distances from
         each other in the same line.
   8. (Mus.) One of the intervals, or open places, between the
      lines of the staff.
   {Absolute space}, {Euclidian space}, etc. See under
      {Absolute}, {Euclidian}, etc.
   {Space line} (Print.), a thin piece of metal used by printers
      to open the lines of type to a regular distance from each
      other, and for other purposes; a lead. --Hansard.
   {Space rule} (Print.), a fine, thin, short metal rule of the
      same height as the type, used in printing short lines in
      tabular matter.
   

2. \Space\, v. i. [Cf. OF. espacier, L. spatiari. See
   {Space}, n.]
   To walk; to rove; to roam. [Obs.]
         And loved in forests wild to space.      --Spenser.
   

3. \Space\, v. t. [imp. & p. p. {Spaced}; p. pr. & vb. n.
   {Spacong}.] [Cf. F. espacer. See {Space}, n.] (Print.)
   To arrange or adjust the spaces in or between; as, to space
   words, lines, or letters.
   

The space character, ASCII 32.

See octal forty.