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ancestral

[ an-ses-truhl ]
/ ænˈsɛs trəl /
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adjective

pertaining to ancestors; descending or claimed from ancestors: an ancestral home.
serving as a forerunner, prototype, or inspiration.

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Origin of ancestral

1425–75; late Middle English aunce(s)trel<Middle French, equivalent to ancestreancestor + -el-al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for ancestral

ancestral
/ (ænˈsɛstrəl) /

adjective

of, inherited from, or derived from ancestorshis ancestral home

noun

logic a relation that holds between x and y if there is a chain of instances of a given relation leading from x to y. Thus the ancestral of parent of is ancestor of, since x is the ancestor of y if and only if x is a parent of…a parent of…a parent of y
ancestrally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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