de·tach 
(dĭ-tăch)
(dĭ-tăch)tr.v. de·tached, de·tach·ing, de·tach·es
1. To separate or unfasten; disconnect: detach a check from the checkbook; detach burs from one's coat.
2. To remove from association or union with something: detach a calf from its mother; detached herself from the group.
3. To send (troops or ships, for example) on a special mission.
[French détacher, from Old French destachier : des-, de- + attachier, to attach; see ATTACH.]
de·tach′a·bili·ty n.
de·tacha·ble adj.
de·tacha·bly adv.