[mass noun] Heat-sensitive paper used in thermal printers.
- ‘Most tickets are made out of thermal paper, which is sensitive to light and heat.’
- ‘Machines that use thermal paper are the least expensive to buy, but the paper is about three times as expensive as plain paper, has a short shelf life, and is difficult to write on.’
- ‘Then he printed it on thermal paper and spray-glued it to the wall.’
- ‘I should also be very happy to say farewell to thermal paper!’