Definition of affinal in English:

affinal

adjective

Anthropology
  • Concerning or having a family relationship by marriage.

    • ‘Buffaloes, preferably full-grown bulls, are involved in funerals in two ways: some are contributed by consanguineal relatives and others are lent by affinal kin or even friends.’
    • ‘Does it belong to the birth family or the affinal family?’
    • ‘Consanguineal relatives are considered more important than are affinal relatives.’
    • ‘Most cases illustrated here concern fine-tuning of the affinal category in such a way that it is possible to establish the necessary distinctions among classificatory in-laws, potential in-laws and actual in-laws.’
    • ‘Nucleated villages consisted of two localised clan branches, one from each moiety, which maintained complex and enduring affinal, political, economic, and ritual relations of reciprocity of various sorts.’

Origin

Mid 19th century: from Latin affinis ‘related’ (see affinity) + -al.

Pronunciation

affinal

/əˈfʌɪn(ə)l/