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.

the act of abolishing a system or practice or institution (especially abolishing slavery); "the abolition of capital punishment"

To abolish; to put out of existence. The Emancipation Proclamation led to the abolition of slavery.

The act of doing away with something, such as the abolishment of slavery. (An abolitionist was a person who advocated for the abolition of slavery.)

the termination of slavery and the sale of the slaves in the United States

The word abolition means to put an end to something. Abolition was the title given to the campaign to end the slave trade.