Here's a breakdown:
* Lifeblood: This refers to the blood, which carries oxygen and nutrients throughout the body, making it essential for life.
* Of: This indicates a connection or relationship.
Therefore, the phrase "lifeblood of" conveys that the thing it describes is as crucial for the survival and well-being of something else as blood is for a living organism.
Examples:
* "Tourism is the lifeblood of this island economy." This means tourism is absolutely essential for the island's economic well-being.
* "Water is the lifeblood of agriculture." This means water is vital for the growth and success of crops.
* "Innovation is the lifeblood of any successful company." This means that innovation is crucial for a company to stay competitive and thrive.
So, when you see or hear the phrase "lifeblood of," understand that it signifies something absolutely essential and without which something else would be severely compromised.