English Reference

Word

capstone

Phoneticscap·stone, stress on the first syllable

US/ˈkæpˌstoʊn/

UK/kˈæpstəʊn/

Countable noun Education

Definition

n. the final part of a project or a career that shows how much you have learned. It is like the top stone on a building that finishes it off.

n. the final project or experience in a series of studies or a career, serving as a culmination of one's knowledge and skills. Often used in academic contexts to describe a senior thesis or a final military assignment.

Examples

“The internship was the capstone of his college experience.”

“After years of training and fieldwork, the captain's final deployment served as the capstone of his distinguished military career.”

“The architecture program requires students to complete a capstone project that integrates all the technical and theoretical knowledge they have acquired over the previous four years into a single, functional design.”

Examples

simple

“The internship was the capstone of his college experience.”

contextual

“After years of training and fieldwork, the captain's final deployment served as the capstone of his distinguished military career.”

complex

“The architecture program requires students to complete a capstone project that integrates all the technical and theoretical knowledge they have acquired over the previous four years into a single, functional design.”

Etymology

From Middle English capston; equivalent to cap + stone.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Domain

Education

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Occasional
Level
C1 · Advanced
Updated

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English Reference