Definition of lifeblood
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 of lifeblood from the Web
Both sit beside the town’s Cedar Creek, which was the lifeblood and economic engine of the community.
While leaks are a mainstay of Washington politics and a lifeblood for political journalists, those disclosures have reached extraordinary levels in recent months.
And all left or downsized massively, wreaking havoc on an area whose economic lifeblood has long pumped through two ventricles: big manufacturers and coal.
State companies have only become bigger in the 17 years since Putin came to power and crude remains the lifeblood of the economy.
The subway — New York’s lifeblood, carrying nearly six million riders each day — has become so unreliable that business leaders are worried the increasingly frail system will damage the city’s recent growth and prosperity.
Social functions are the lifeblood of Machicao’s business model.
Research is the lifeblood of technological innovation, which drives economic growth and keeps America competitive.
Vicki Richmond and Larry O’Donnell of Healthy Rivers Partnership are passionate about keeping the Missouri River a healthy and vibrant water source for Kansas City, and educating citizens about the river as Kansas City’s lifeblood.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lifeblood'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of lifeblood
LIFEBLOOD Defined for English Language Learners
Definition of lifeblood for English Language Learners
: the most important part of something : the part of something that provides its strength and energy
: a person's blood
Seen and Heard
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