# pilaster

> English word · Noun · IPA /pɪˈlastə/

## Definitions
1. A rectangular column that projects partially from the wall to which it is attached; it gives the appearance of a support, but is only for decoration.
2. A column or short wing wall attached to the foundation wall which provides lateral support, or to support a vertical load that does not fall on the foundation wall.

## Etymology
From Middle French pilastre, from Italian pilastro. Equivalent to pillar + -aster.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/pilaster