Definition of Cornerstone

a key part of something

Examples of Cornerstone in a sentence

Keith’s belief in Christ is the cornerstone of all his successful relationships.  🔊

Because trust is the cornerstone of a healthy marriage, it’s essential for spouses to have faith in each other.  🔊

The cornerstone of the company’s marketing strategy is the dessert’s image as a healthy treat.  🔊

When the builders laid the cornerstone of our new house, we knew our dream would soon be a reality.  🔊

The founders of the nonprofit group made helping others the cornerstone of their mission.  🔊

Other words in the Neutral category:

Most Searched Words (with Video)