noun

capstone

capstone, crowning achievement, finishing touch

He placed the capstone on the wall.

He placed the capstone on the wall.

This project is the capstone of her career.

This project is the capstone of her career.

((a)) capstone ((on sth.)) a finishing stone He placed the capstone on the wall.

((the)) capstone ((of sth.)) the final achievement This project is the capstone of her career.

Synonyms: pinnacle, apex, culmination, crowning glory

From 'cap' (top, head) + 'stone'. A stone that caps or finishes a structure.

Imagine a stone cap being placed on top of a pyramid to complete it.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.