capstone

noun

cap·​stone ˈkap-ˌstōn 

1

: a coping stone : coping

2

: the high point : crowning achievement

the capstone of her career

Synonyms of capstone

• pinnacle
• culmination
• zenith
• top
• height
• peak
• apex

Examples of capstone in a Sentence

her election as the state's first woman governor was a capstone of a long political career

Recent Examples on the Web

The therapist, someone who formerly worked with the department as a Rush University capstone project doctoral student, will work systemwide to assist juveniles within Juvenile Court, detention, home detention, probation, day reporting, crisis intervention and interacting with law enforcement. — Shelley Jones, Chicago Tribune, 27 June 2026

For its capstone presentation, the 2026 graduating class of the school’s Cosmetics and Fragrance Marketing and Management program dove into the science, business and consumers of longevity — and their collective implications for beauty’s future. — Noor Lobad, Footwear News, 26 June 2026

In a demanding, real-world performance setting — a capstone exercise, a live performance, a high-stakes simulation — the goal is not to eliminate all mistakes, but to stay in control and navigate the zone of being uncomfortable. — Ulrik Juul Christensen, Forbes.com, 23 June 2026

At the end of the course, students present a capstone project designed using quantum software programs, detailing how quantum could be used to solve a real world issue. — P.r. Lockhart, Hartford Courant, 22 June 2026

Word History

Etymology

cap entry 1

First Known Use

1665, in the meaning defined at sense 1

Rhymes for capstone

• alone
• atone
• backbone
• bemoan
• bluestone
• breastbone
• brownstone
• cheekbone
• condone
• curbstone
• cyclone
• dethrone