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a. Undertaken or intended to deter or prevent an anticipated, usually unpleasant situation or occurrence: The two companies organized a preemptive alliance against a possible takeover by another firm.
b. Having the power to preempt or take precedence: preemptive authority.
2. Games Relating to or being a bid in bridge at a high level that is intended to interfere with the opponents' bidding.

pre·emp′tive·ly adv.


or pre-emp•tive

(priˈɛmp tɪv)

1. of or pertaining to preemption.
2. taken as a measure against something possible, anticipated, or feared; preventive; deterrent: a preemptive strike against the enemy.
3. pertaining to an opening bid in bridge that is unnecessarily high, designed to prevent further bidding.
[1785–95, Amer.]
pre•emp′tive•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.preemptive - designed or having the power to deter or prevent an anticipated situation or occurrence; "a preemptive business offer"
preventative, preventive - tending to prevent or hinder
References in periodicals archive ?
and PreEmptive Solutions announced today that PreEmptive Analytics and Dotfuscator CE will be included in Microsoft Visual Studio 2012.
This is potentially due to a lack of knowledge about preemptive kidney transplantation among more veteran physicians.
and PreEmptive Solutions announced today at Microsoft's Professional Developers Conference 2008 that an enhanced version of Dotfuscator Community Edition(TM) (CE) will be included in Microsoft Visual Studio 2010.
Israel has a long history of preemptive strikes, as in 1981 when they destroyed Iraq's nuclear facilities.
Preemptive quarantine through contact-tracing effectively controls emerging infectious diseases.
government is pursuing a doctrine of so-called preemptive use of force both in policy and military action, which ultimately threatens to undermine nonproliferation goals.
First, preemptive and preventive uses of force are often justified by claiming either that there is substantial risk of a future attack or that it is difficult to ascertain how dangerous the target is.
PHILIPPINES: A prelate here has warned that preemptive strikes against terrorists could kill innocent people and spark wars that would destabilize Asia.
I would like to refrain from commenting on what I think about a preemptive attack at this stage when it is not yet taken into action.
And our security will require all Americans to be forward looking and resolute, to be ready for preemptive action when necessary to defend our liberty and to defend our lives.
The idea behind preemptive analgesia is to head off pain by blocking the central nervous system's response before the surgery occurs.
com), a leading provider of solutions to measure, manage and protect applications, today announced the immediate availability of PreEmptive Analytics for TFS V1.