capstone

noun

cap·​stone ˈkap-ˌstōn 

1

: a coping stone : coping

2

: the high point : crowning achievement

the capstone of her career

Synonyms

• 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 iconic footwear and athletic apparel brand hosted its fifth annual Honoring Black Excellence (HBE) capstone celebration on June 24th. —Essence, 30 June 2025

The shooting took place near 2nd Street and Colorado Avenue near Santa Monica Place, the capstone mall of the Third Street Promenade shopping district, Public Information Officer Lt. Lewis Gilmour said in an email to USA TODAY. —James Powel, USA Today, 25 June 2025

James’ course culminates in a capstone project in which students will showcase their ability to synthesize AI tools, curriculum design and ethical principles to enhance student success and equity in the classroom. —Lou Ponsi, Oc Register, 17 June 2025

Game 7 will also be a capstone to a years-long drive by the league to make this kind of scenario possible. —Mike Vorkunov, New York Times, 22 June 2025

Word History

Etymology

cap entry 1

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for capstone

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