Keystone Symbol Meaning

Description

A keystone is the central wedge-shaped stone placed at the top of an arch. It locks all the surrounding stones into position, holding the structure together and distributing weight evenly.

Meaning and Symbolism

strength
support
stability
foundation
importance
balance
unity
reliability
structure
dependability

History

The keystone has long been used in architecture as the most critical part of an arch. Because it holds everything in place, it has become a symbol of something essential or central to a system. It is often used metaphorically to represent the most important element that supports and maintains the whole.