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English definition of “ignite”

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ignite

verb uk   /ɪɡˈnaɪt/ us  
[I or T] formal to (cause to) start burning or explode: The fuel spontaneously ignites because of the high temperature and pressure. [T] to cause a dangerous, excited, or angry situation to begin: The proposed restrictions have ignited a storm of protest.
(Definition of ignite from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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