disengagement

noun

Etymology: From dis- + engage + -ment.

1. Release or detachment from a physical situation or other involvement.

   “moral disengagement”

   ““Miss Vernon,” I said, “Mr Rashleigh, has recommended me to return my thanks to you for my speedy disengagement from the ridiculous accusation of Morris;[…]””

2. The release or separation of a chemical.

   “The Indians of the Orellanna, also, tell of horrible noises heard occasionally in the Paraguaxo, […] Others have endeavored to account for these discharges of "mountain artillery" on humbler principles; attributing them […] to the disengagement of hydrogen, produced by subterraneous beds of coal in a state of ignition.”

3. Withdrawal from combat, confrontation, or the assertion of influence.
4. Termination of an agreement to be married.
5. A circular movement of the blade that blocks an opponent's parry.

   “There was a quick flash, a disengagement, a feint, a lunge that was like a man's, and as her long left arm shot out like lightning, her foil bent nearly double.”

6. The emergence of the fetus from the birth canal.
7. Leisure; relief from responsibilities or onerous activities.