backbone
/ˈbækboʊn/The main supporting structure of a body or object, providing strength and stability
The spine is the backbone of the human body.
The spine supports the body and connects to the ribs and pelvis.
Can be used literally for physical structures or figuratively for essential support systems.
The essential or most important part of something, providing strength and support
Teamwork is the backbone of our company's success.
Teamwork is the most important factor in the company's achievements.
Commonly used in business, sports, and organizational contexts.
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💡Pro Tip
Literal vs. Figurative Use
Use 'backbone' literally for physical structures and figuratively for essential support systems.
⚡Gold Rule
Figurative Usage
When used figuratively, 'backbone' typically refers to the most important or essential part of something.
📖Word Origin
From Middle English 'bakbon' (14th century), from 'bak' (back) + 'bon' (bone).
📝Usage Notes
In figurative use, often followed by 'of' to indicate the essential part of something.