ancestry
an.ces.try \'an-.ses-tre-\ n 1: line of descent : LINEAGE; specif :
honorable, noble, or aristocratic descent 2: persons initiating or
comprising a line of descent : ANCESTORS collectively or their quality or
character. ANCESTRY stresses the image of a family tree branching and
ramifying as it ascends {only brothers and sisters have exactly the same
ancestry} LINEAGE stresses descent in line of generation, and may equal the
broadest sense of family by designating all the descendants of a single
progenitor; PEDIGREE implies known and recorded and usu. notable or
distinguished ancestry SYN syn ANCESTRY, LINEAGE, PEDIGREE mean one's
progenitors