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Etymology 1[edit]

sub- +‎ space


subspace (plural subspaces)

  1. (mathematics) A subset of a space which is a space in its own right.
  2. (science fiction) Any (often unspecified) method of communicating faster than light.

Etymology 2[edit]

sub +‎ space (in sense of submissive), punning on the other etymology from sub-.


subspace (uncountable)

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  1. (BDSM) The psychological state of the submissive or "bottom" during sadomasochistic activity.
    • 2000, Gloria G Brame, Come hither: a commonsense guide to kinky sex‎
      My problem, though, is that when he whips me, I resist going into subspace. He has to whip me for fifteen or twenty minutes before I even begin to feel any psychological effects.
    • 2003, Chelsea Shepard, Two Moons: Worthy of a Master Book One
      When he was far gone into subspace, pain was enough to make him come.

Coordinate terms[edit]