noun

1. The act of abolishing; an annulling; abrogation

   "the abolition of debts; the abolition of laws; the abolition of slavery; the abolition of police;; the abolition of taxes"

2. The state of being abolished

3. (often capitalised) The ending of the slave trade or of slavery.

4. (often capitalised) The ending of convict transportation.

5. An amnesty; a putting out of memory.