noun
Freq #298188
Meanings
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1
noun
a shallow rectangular column projecting from a wall, usually with a base and capital and often serving a decorative architectural role
A stone pilaster framed each side of the entrance.
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2
noun
a vertical masonry projection built into a wall to strengthen it or support a concentrated load
The engineer added a reinforced pilaster beneath the roof beam.
Thesaurus
Etymology
Borrowed through Middle French pilastre from Italian pilastro, 'pillar.' The architectural term names a flattened or partly embedded column on a wall, whether used to organize the facade visually or to provide structural support.