A proof of concept; an initial prototype.

A small pillow, especially one placed on a chair or sofa rather than on a bed, used for decoration rather than comfort.

(decorative architecture) A rectangular column that projects partially from the wall to which it attached; it gives the appearance of a support, but is only for decoration.

plural of pillow case

Alternative form of pillowcase

A dish made by browning grain, typically rice, in oil and then cooking it with a seasoned broth, to which meat and/or vegetables may be added.

plural of pilaster

(derogatory or humorous) A homosexual man.

One who pilfers.

A small-scale chemical engineering facility designed to research the full-scale production of a product.