contestation

 
Pronunciation: /ˌkɒntɛˈsteɪʃ(ə)n/

noun

[mass noun] formal
  • the action or process of disputing or arguing: ideological contestation over social policy in the European Union [count noun]: a self-conscious contestation of the government

Origin:

mid 16th century (in the sense 'solemn appeal or protest'): from Latin contestatio(n-), from contestari 'call upon to witness' (see contest); reinforced by French contestation