lifeblood
noun
life·blood
ˈlīf-ˈbləd 
-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
And decades of supply-chain experts have said it bluntly: Partnerships are the industry’s lifeblood.
—
Aleksandr Zemel, Forbes.com, 11 June 2025
The younger Forrest was cagey with pals about a lot of the details of his childhood — and his only remaining brother did not respond to requests for an interview for this story — but everyone agrees that music was his lifeblood.
—Brenna Ehrlich, Rolling Stone, 8 June 2025
What began locally grew to a larger endeavor of creating a nonprofit to feed those in need up and down the 120-mile island chain, which was starved of its lifeblood tourism.
—David Goodhue, Miami Herald, 20 May 2025
In addition, as relationships with suppliers are the lifeblood of supply chain operations, AI agents can even evaluate their reliability and determine other options in disruptions.
—Atal Bansal, Forbes.com, 21 May 2025
See All Example Sentences for lifeblood
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Aleksandr Zemel, Forbes.com, 11 June 2025
The younger Forrest was cagey with pals about a lot of the details of his childhood — and his only remaining brother did not respond to requests for an interview for this story — but everyone agrees that music was his lifeblood.
—Brenna Ehrlich, Rolling Stone, 8 June 2025
What began locally grew to a larger endeavor of creating a nonprofit to feed those in need up and down the 120-mile island chain, which was starved of its lifeblood tourism.
—David Goodhue, Miami Herald, 20 May 2025
In addition, as relationships with suppliers are the lifeblood of supply chain operations, AI agents can even evaluate their reliability and determine other options in disruptions.
—Atal Bansal, Forbes.com, 21 May 2025
See All Example Sentences for lifeblood
Cite this Entry
“Lifeblood.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lifeblood. Accessed 16 Jun. 2025.
Copy CitationKids Definition
lifeblood
noun
life·blood
ˈlīf-ˈbləd
: something that gives strength and energy
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Merriam-Webster unabridged
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