abolitionism abolitionism /ˌæbəˈlɪʃəˌnɪzəm/

noun

1. The doctrine that calls for the abolition of slavery  ( abolitionism )
   the doctrine that calls for the abolition of slavery
    Abolitionism was crucial in the fight against slavery in the 19th century.
   Abolitionism was crucial in the fight against slavery in the 19th century.