Cornerstone

/ˈkɔrnərˌstoʊn/

Meaning & Definition

noun
A stone that forms the base of a corner of a building, often used to symbolize the foundation or starting point of something.
The cornerstone of the new library was laid in a grand ceremony.
Something that is essential or fundamental to a system, organization, or concept.
Trust is the cornerstone of any successful relationship.
A basic principle or aspect that informs and guides a particular field or area of study.
Innovation and creativity are the cornerstones of the tech industry.

Etymology

Derived from the literal meaning of 'cornerstone,' referring to a stone that stabilizes a structure.

Common Phrases and Expressions

cornerstone of society
A fundamental principle or element that supports a society.
cornerstone project
A project that serves as a pivotal undertaking for development or progress.
lay the cornerstone
To establish the foundational element of a plan or project.

Related Words

foundation
The lowest load-bearing part of a building.
keystone
A central stone at the summit of an arch, locking the whole arch together.
basis
The underlying support or foundation for an idea, argument, or process.

Slang Meanings

A fundamental aspect of something
Communication is the cornerstone of our teamwork.
A critical element that holds a concept together
Creativity is the cornerstone in this industry.