noun
carbonless paper
Paper that creates copies without carbon sheets, used for forms and receipts.
この伝票はカーボンレスペーパーを使っているので、下の紙にも文字が写ります。
This slip uses carbonless paper, so the writing transfers to the sheet below.
Spelling with interpuncts, sometimes used for clarity.
カーボン紙 is carbon paper (a separate sheet coated with carbon), while カーボンレスペーパー is carbonless paper that copies without a separate carbon sheet.
Loanword from English 'carbonless paper'.