insurrection

UK: /ˌɪnsəˈrɛkʃ^ən/ US: /ˌɪnsəˈrɛkʃən/ ,(in′sə rek′shən)

WordReference Random House Learner's Dictionary of American English © 2025

in•sur•rec•tion /ˌɪnsəˈrɛkʃən/   n. 

1. Government an act or instance of rising in rebellion against an established government:
   [uncountable] The slightest hint of insurrection would not be tolerated by the government.
   [countable] The government fought two insurrections.

in•sur•rec•tion•ist, n. [countable] See -rect-.

WordReference Random House Unabridged Dictionary of American English © 2025

in•sur•rec•tion  (in′sə rek′shən), n. 

1. Government an act or instance of rising in revolt, rebellion, or resistance against civil authority or an established government.

• Late Latin insurrēctiōn- (stem of insurrēctiō), equivalent. to insurrēct(us) (past participle of insurgere; see insurgent) + -iōn- -ion
• late Middle English 1425–75

in′sur•rec′tion•al, adj. 
in′sur•rec′tion•al•ly, adv. 
in′sur•rec′tion•ism, n. 
in′sur•rec′tion•ist, n. 
Synonyms

insurgency, uprising, mutiny.

Collins Concise English Dictionary © HarperCollins Publishers::

insurrection / ˌɪnsəˈrɛkʃən/ noun

1. the act or an instance of rebelling against a government in power or the civil authorities; insurgency

Etymology: 15th Century: from Late Latin insurrectiō, from insurgere to rise up

ˌinsurˈrectional adjective