- Noun. The act of abolishing, or the state of being abolished; an annulling; abrogation; utter destruction; as, the ''abolition'' of slavery or the slave trade; the ''abolition'' of laws, decrees, ordinances, customs, taxes, debts, etc.
- Noun. (often capitalised), (in British territories) The ending of the slave trade (1807) or of slavery (1833).
- Noun. (often capitalised), (in the US) the emancipation of slaves, by the ''Emancipation Proclamation'' (1863, ratified 1865).