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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.

de·ac′ti·va′tion n.
de·ac′ti·va′tor n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.deactivation - breaking up a military unit (by transfers or discharges)
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)
ending, termination, conclusion - the act of ending something; "the termination of the agreement"
activation - making active and effective (as a bomb)


n. desactivación, proceso de transformar lo activo en inactivo.
References in periodicals archive ?
Cylinder Deactivation is a Key Strategy to Increase Fuel Efficiency In pursuit of enhanced fleet average fuel economy and adherence to stringent emission norms, OEMs and the entire automotive value chain are adopting and implementing various powertrain strategies.
For this specific type of adolescent, Apsche (2005) operationalized Beck's Theory of Modes, into an applied methodology known as Mode Deactivation Therapy (MDT).
This requires both an understanding of catalyst performance and of the causes of deactivation within various plant environments.
On-road tests using a working prototype showed fuel efficiency improvements of up to six per cent after engineers conducted an experimental investigation into cylinder deactivation.
While activating an STV, the consumer is seldom aware of auto-renewal of such an STV and is forced to either continue with the STV or to seek deactivation.
Deactivation and regeneration of zeolite catalysts.
On the issue of the deactivation of the biometric chips, she added: "As the report acknowledges this is one of a number of checks which Border Force officers conduct to verify identity.
On Friday, TRAI has announced the amendment made to the regulation of deactivation of mobile phone numbers which are not in use.
Auto Business News-October 22, 2012--Volkswagen to equip Polo with ACT cylinder deactivation system(C)1994-2012 ENPublishing - http://www.
will recall 13,729 units of its Explorer sport utility vehicles in Japan due to a defect in the speed control deactivation system that could catch fire, according to its report to the transport ministry Tuesday.
Cylinder deactivation is part of a tool kit that the auto industry is using to improve fuel economy and reduce to C[O.