detachment

The action of detaching; separation.

But the horse has left his mark, for his successor is a mechanical horse designed to a large extent to copy the leading characteristics of the live horse; easy attachment to or detachment from its load, a small turning circle, a small appetite for petrol, but giving a much higher acceleration and speed, and so capable of much greater distances, so that fewer cartage units are required.

The state of being detached or disconnected; insulation.

Indifference to the concerns of others; disregard; nonchalance; aloofness.

Absence of bias; impartiality; objectivity.

The separation of a military unit from the main body for a particular purpose or special mission.