source: By Alberto Korda - Museo Che Guevara, Havana Cuba, Public Domain

noun | ˈrebəl |

a person who rises in opposition or armed resistance against an established government or ruler:

〖通例～s〗 反逆者, 反乱兵士; 〖R-〗〘米史〙 反乱軍の兵士〘南北戦争の南軍兵〙.

e.g. Tory rebels

e.g. as modifier : rebel forces.

a person who resists authority, control, or convention.

反主流(勢力), 反対者

verb (rebels, rebelling, rebelled) | reˈbəl | no object (rebel)

rise in opposition or armed resistance to an established government or ruler:

【権力者･組織などに】反抗, 敵対する, 謀反を起こす «against»

e.g. the Earl of Pembroke subsequently rebelled against Henry III.

(of a person) resist authority, control, or convention:

｟書｠ «…に» 強い反感を持つ «against, at»

e.g. respect did not prevent children from rebelling against their parents.

show or feel repugnance for or resistance to something:

〈体･胃などが〉(食べ物などを)受けつけない

e.g. as I came over the hill my legs rebelled—I could walk no further.

Middle English: from Old French rebelle (noun), rebeller (verb), from Latin rebellis (used originally with reference to a fresh declaration of war by the defeated), based on bellum ‘war’.