capstone

noun

cap·​stone ˈkap-ˌstōn 

1

: a coping stone : coping entry 1

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

Nonprofits will debut their tools at the capstone AI and philanthropy luncheon on Friday at the Sacramento Marriott Rancho Cordova, according to the release. — Camryn Dadey, Sacbee.com, 19 Aug. 2026

The partnership is also expected to bring Sundance representatives to the CU Boulder campus for a number of academic and cocurricular events over the next year, including classroom visits, capstone projects, and research events. — Jennifer McRae, CBS News, 18 Aug. 2026

Instead, Skubal envisioned this year serving as a capstone to a fascinating era of Tigers baseball. — Cody Stavenhagen, New York Times, 2 Aug. 2026

But the centerpiece remains the Advanced Games Project (AGP), the program’s capstone course, where multidisciplinary teams spend three semesters building an original game from concept to playable demo. — Destiny Jackson, Deadline, 23 July 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