noun pi·las·ter \pi-ˈlas-tər, ˈpī-ˌlas-\

: a rectangular column that is attached to a wall and that is used for decoration or support

Full Definition of PILASTER

:  an upright architectural member that is rectangular in plan and is structurally a pier but architecturally treated as a column and that usually projects a third of its width or less from the wall

Examples of PILASTER

  1. <the rectangular pilasters spaced along the building's facade lend an air of classical grandeur>

Illustration of PILASTER

Origin of PILASTER

Middle French pilastre, from Italian pilastro
First Known Use: 1575

Other Architecture Terms

buttress, casita, cornice, fanlight, garret, lintel, parapet, plinth
Medical Dictionary


noun pi·las·ter \pi-ˈlas-tər\

Medical Definition of PILASTER

:  an elongated hardened ridge; especially :  a longitudinal bony ridge on the back of the femur


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