0 the thing that is most important to the continuing success and existence of something else:
Tourism is the lifeblood of Hawaii's economy.
1 the thing that is most important to the continuing success and existence of something else:
Tourism is the lifeblood of Hawaii’s economy.
2 the most important thing that someone or something needs in order to continue to exist or operate:
Education is the lifeblood of a knowledge-based economy.
She is fantastic at new product development, which is our lifeblood.
Already by the 1930s, the remittances of migrant workers were considered to be the lifeblood of the local society.
It encapsulates the lifeblood of the burgeoning retirement industry, and the secret to longevity for retirees who seek the fountain of agelessness.
Original combinations of elements are the lifeblood of language, he maintained (p. 79).
The lifeblood of the nation has become anaemic, undermining its credibility at home and abroad.
Agriculture is a business and cash is its lifeblood.
The more characteristic situation in the rural, upland areas is that, with the end of guaranteed employment in state-run enterprises, the economic lifeblood has drained away.
Once the economy's lifeblood, the industry is now assailed by the effects of trade liberalisation and threatened loss of protection in an increasingly competitive global commodity market.
Oral narrative traditions may for these reasons be seen as the lifeblood of the saints.
