Definition of manumission in English:

manumission

noun

mass nounhistorical
  • Release from slavery.

    ‘a leading advocate of manumission’
    as modifier ‘manumission documents from the Slavery Chancellery’
    count noun ‘negotiated manumissions of slaves by their masters’

Pronunciation

manumission

/ˌmanjʊˈmɪʃ(ə)n/