The definition of ignite is to start on fire, or to instigate something.(verb)
See ignite in Webster's New World College Dictionary
Origin: < L ignitus, pp. of ignire, to set on fire < ignis: see igneous
See ignite in American Heritage Dictionary 4
verb ig·nit·ed, ig·nit·ing, ig·nites verb, transitive
Origin: Late Latin ignīre, ignīt-
Origin: , from Latin ignis, fire.
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