bloodline

From blood +‎ line.

• (General American) IPA^(key): /ˈblʌdˌlaɪn/

• Audio (US):

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bloodline (plural bloodlines)

1. The abstract link between a person and their ancestors.
   • 2024 July 20, Harriet Sherwood, “The last of the hereditary peers in the House of Lords”, in The Guardian‎^[1], →ISSN:

     For centuries in Britain, the country’s noblemen have sat in parliament by virtue of their bloodline – but not for much longer.

2. The pedigree of an animal.
3. By extension, the predecessors of a particular item or product.
   • 2002, Tampa Bay Magazine - Sep-Oct 2002, volume 17, number 5, page 63:

     No other Sport Utility Vehicle has a bloodline like the Cayenne.