/ ɪnˈsɜːdʒənt; NAmE -ˈsɜːrdʒ-/ noun
[ usually pl. ] ( formal ) a person fighting against the government or armed forces of their own country
SYN rebel
► in·sur·gent adjective
SYN rebellious
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WORD ORIGIN
mid 18th cent.: via French from Latin insurgent- arising, from the verb insurgere , from in- into, towards + surgere to rise.