1) Dislocation 2) Displacement 
In medical terminology, disarticulation is the separation of two bones at their joint, either naturally by way of injury or by a surgeon during amputation. ...
The absence of linkage among sectors of an economy, so that growth in some does not spill over into improved productivity and well being in others.
Amputation or separation at a joint. ... (12 Dec 1998) ... 
(dis″ahr-tik″u-la´shәn) amputation or separation at a joint; called also exarticulation.
To separate the joints by injury or surgery.
Type: Term Pronunciation: dis′ar-tik′yū-lā′shŭn Definitions: 1. Amputation of a limb through a joint, without cutting of bone.
disarticulation, exarticulation The amputation of a limb through a joint, without cutting the bone.