/ rɪˈbeljən; NAmE / noun rebellion (against sb/sth)
1.
[ U , C ] an attempt by some of the people in a country to change their government, using violence
SYN uprising :
The north of the country rose in rebellion against the government.
The army put down the rebellion.
2.
[ U , C ] opposition to authority within an organization, a political party, etc. :
(a) back-bench rebellion
3.
[ U ] opposition to authority; being unwilling to obey rules or accept normal standards of behaviour, dress, etc. :
teenage rebellion
••
WORD ORIGIN
Middle English : from Old French , from Latin rebellio(n-) , from rebellis (used originally with reference to a fresh declaration of war by the defeated), based on bellum war.