deactivation

de·ac·ti·vate  (d-kt-vt)

tr.v. de·ac·ti·vat·ed, de·ac·ti·vat·ing, de·ac·ti·vates

1. To render inactive or ineffective.

2. To inhibit, block, or disrupt the action of (an enzyme or other biological agent).

3. To remove from active military status.

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de·acti·vation n.

de·acti·vator n.

Thesaurus

Noun	1.	deactivation - breaking up a military unit (by transfers or discharges) inactivation dismission, sacking, liberation, firing, dismissal, release, discharge, sack - the termination of someone's employment (leaving them free to depart) armed forces, armed services, military, military machine, war machine - the military forces of a nation; "their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
	2.	deactivation - the act of deactivating or making ineffective (as a bomb) defusing ending, termination, conclusion - the act of ending something; "the termination of the agreement" activation - making active and effective (as a bomb)