"preemptions" in the noun sense
1. preemption, pre-emption
the judicial principle asserting the supremacy of federal over state legislation on the same subject
2. preemption, pre-emption
the right of a government to seize or appropriate something (as property)
3. preemption, pre-emption
the right to purchase something in advance of others
4. preemption, pre-emption
a prior appropriation of something
"the preemption of bandwidth by commercial interests"
Source: WordNet® (An amazing lexical database of English)
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