Disengagement /(?)/

Dis·en·gage·ment

Disengagement

n.
  1. The act of disengaging or setting free, or the state of being disengaged.
    It is easy to render this disengagement of caloric and light evident to the senses.
    — Transl. of Lavoisier.
    A disengagement from earthly trammels.
    — Sir W. Jones.
  2. Freedom from engrossing occupation; leisure.
    Disengagement is absolutely necessary to enjoyment.