Pronunciation: ( Fr. trônp lœ'yu; Eng. trômp' lā', loi'), [key]
1. visual deception, esp. in paintings, in which objects are rendered in extremely fine detail emphasizing the illusion of tactile and spatial qualities.
2. a painting, mural, or panel of wallpaper designed to create such an effect.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.