i ‧ de ‧ ol ‧ o ‧ gy AC /ˌaɪdiˈɒlədʒi $ -ˈɑːl-/ BrE AmE noun ( plural ideologies ) [uncountable and countable]
[ Word Family: noun : ↑ ideology , ↑ ideologue ; adverb : ↑ ideologically ; adjective : ↑ ideological ]
[ Date: 1700-1800 ; Language: French ; Origin: idéologie , from Greek idea ( ⇨ ↑ idea ) + French -ologie '-ology' ]
a set of beliefs on which a political or economic system is based, or which strongly influence the way people behave ⇨ philosophy :
the ideologies of fascism and communism
a new ideology based on individualism