Paper treated so as to change color on exposure to heat, is used in thermal printers.

plural of synthetic paper

plural of carbon paper

Used other than figuratively or idiomatically: see on, paper. / (figuratively) Based on debatable inference; in theory.

plural of papercraft

The art of making things from paper.

plural of piece of paper

(UK) Paper towels intended for kitchen purposes such as absorbing spillages and wrapping sandwiches.

plural of paper aeroplane

plural of paper plane