lifeblood

noun

life·​blood ˈlīf-ˈbləd How to pronounce lifeblood (audio)
-ˌbləd
1
: blood regarded as the seat of vitality
2
: a vital or life-giving force or component
freedom of inquiry is the lifeblood of a university

Examples of lifeblood in a Sentence

The town's lifeblood has always been its fishing industry. The neighborhoods are the lifeblood of this city. the lifeblood that flows through his veins
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Remember that data is the lifeblood of AI, so high-quality, representative data is essential for optimal AI performance. 5. Yuriy Gnatyuk, Forbes, 6 Dec. 2024 Vampires are the ones sweeping in and sucking the lifeblood out of residents. Jordan Crucchiola, Vulture, 29 Oct. 2024 Data is the lifeblood of performant and reliable AI – and that’s where Axiom comes in. Chris Gallagher, USA TODAY, 28 Nov. 2024 Anonymity is the lifeblood of Glassdoor and is fundamental for having real talks on the platform. Bybrit Morse, Fortune, 20 Nov. 2024 See all Example Sentences for lifeblood 

Word History

First Known Use

1579, in the meaning defined at sense 1

Time Traveler
The first known use of lifeblood was in 1579

Dictionary Entries Near lifeblood

Cite this Entry

“Lifeblood.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lifeblood. Accessed 21 Dec. 2024.

Kids Definition

lifeblood

noun
life·​blood ˈlīf-ˈbləd How to pronounce lifeblood (audio)
: something that gives strength and energy

More from Merriam-Webster on lifeblood

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