Definition of "manumission"
noun
countable and uncountable, plural manumissions
Release from slavery or other legally sanctioned servitude; the giving of freedom; the act of manumitting.
Quotations
In the west, and especially in Cornwall, the names of the serfs were mainly Celtic,—Griffith, Modred, Riol, and so forth,—as may be seen from the list of manumissions preserved in a mass-book at St. Petroc's, or Padstow.
1881, Grant Allen, “ch. 19”, in Anglo-Saxon Britain