All 6 Uses

abolition
in
Washington Black
(Auto-generated)

He may be travelling alongside an Abolitionist White Man not his lawful owner, with Green Eyes and Black Hair, of tall stature.†
p. 148.9

abolitionist = a reformer who favored ending slavery
The manservant had got the name wrong: it was the Abolitionist Society for the Betterment and Integration of Former Slaves.†
p. 310.1 *
He may be travelling alongside an Abolitionist White Man not his lawful owner, with Green Eyes and Black Hair, of tall stature.†
p. 314.7
His mother's steward said something to the same effect, as did his friend Robert Solander of the Abolitionist Society in London.†
p. 343.4
But we did that, we went to the Abolitionist Society.†
p. 350.6
And I described what Solander had said, about his arriving at the Abolitionist Society wearing what seemed to be another's clothes.†
p. 379.7

Definitions:

(1) (abolition)
the act of formally ending a system, practice, or institution -- most often used to refer to the movement to end slavery when no specific system is named
(2) (meaning too rare to warrant focus)