---
title: "Concrete — AP Art History Definition & Exam Guide"
description: "Concrete is a moldable mix of cement, water, and aggregate that hardens into stone-like mass. It powers Roman vaults like the Colosseum and modern architecture."
canonical: "https://fiveable.me/ap-art-history/key-terms/concrete"
type: "key-term"
subject: "AP Art History"
---

# Concrete — AP Art History Definition & Exam Guide

## Definition

Concrete is a building material made from a mixture of cement, water, and aggregates such as sand or gravel. It hardens over time to create a strong and durable structure.

## Related Study Guides

- [Unit 2 Overview: Ancient Mediterranean, 3500-300 BCE](/ap-art-history/unit-2/review/study-guide/1GHHDAbY6gK3IXBEM9IO)

## Review

### Related Terms

- Architecture: The art and science of designing and constructing buildings or structures.
- Reinforcement: Materials like steel bars or mesh that are added to concrete to increase its strength.
- Roman Colosseum: An iconic ancient amphitheater in Rome made primarily out of concrete, showcasing the durability and versatility of this material.