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Synonyms

bloodline

American  
[bluhd-lahyn] / ˈblʌdˌlaɪn /

noun

bloodlines plural
  1. (usually of animals) the line of descent; pedigree; strain.


bloodline British  
/ ˈblʌdˌlaɪn /

noun

  1. all the members of a family group over generations, esp regarding characteristics common to that group; pedigree

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of bloodline

First recorded in 1905–10; blood + line 1

Explanation

Your bloodline is your heritage or ancestry. In other words, your bloodline includes your parents, grandparents, great-grandparents, and so on. You might talk about the bloodline of a show dog, bragging about the pedigree of your funny-looking terrier. Sometime a horse's bloodline is also a selling point, particularly when someone is betting on a race horse. You have a bloodline too, although the word more often describes the heritage of a famous or royal family. The Old English root word blod, means "blood." By the 13th century, blood also meant "family" or "heritage."

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The “Game of Thrones” prequel boasts many dragons, most of them bound to the Targaryen royal bloodline.

From Salon • Jun. 24, 2026

The union would potentially create a new caliphal bloodline relocated in India.

From The Wall Street Journal • Mar. 4, 2026

It was not a bloodline trust, but I was told it was still being finalized.

From MarketWatch • Feb. 2, 2026

A second deputy was found in Yaqoob Mujahid, Taliban founder Mullah Omar's son – young, but bringing with him his Taliban bloodline, and its potential to unify the movement.

From BBC • Jan. 15, 2026

She and her family were happy, the Warner children thriving, the product of a profound generational change in her bloodline.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel

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