descendancy

English

Etymology

descend +‎ -ancy

Noun

descendancy (countable and uncountable, plural descendancies)

1. (uncountable) The quality or condition of being a descendant.
   • 1993, Stephen J. Binz, The God of Freedom and Life: A Commentary on the Book of Exodus‎^[1]:

     The principal concern of the priestly writers was to legitimate the role of Aaron by demonstrating his descendancy from the priestly lineage of Levi.

2. (countable) Descendants considered collectively.
   • 1989, Ontario Genealogical Society, Families, Volumes 28-29

     His sections in the book include Types of Genealogical Projects (pedigrees, lineages, descendancies, relationships).

3. (uncountable) The opposite of ascendancy; the condition of being in the process of losing power or control.