Folie

Etymology
, plural of, since the 16th century.

Noun

 * 1) a piece of very thinly spread-out material
 * 2) if of metal foil, metal film
 * 3) if of plastic plastic wrap, cling film
 * 4) slide transparent plate bearing something to be projected
 * 5)  slide page of a computer presentation
 * 6)  something used as a background for a comparison
 * 1)  something used as a background for a comparison
 * 1)  something used as a background for a comparison