Definition
A structure built against or projecting from a wall to strengthen and support it, typically used in architecture and engineering. The term also functions as a verb meaning to strengthen, support, or reinforce something physically or metaphorically.
Example Usage
The medieval cathedral's thick buttresses helped distribute the weight of the stone walls and roof.
Origin
From Old French bouteres, meaning 'to thrust or strike,' related to buter (to thrust); ultimately from Proto-Germanic.
Fun Fact
Flying buttresses, an innovation of Gothic architecture, allowed medieval builders to construct taller, lighter walls with larger windows, revolutionizing cathedral design.
Source: Definition backfill (hailey)
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