In Multifunction or all-in-one printers, Automatic Document Feeder, or ADF is a feature which takes several pages and feeds the paper one page at a time into the scanner, allowing the user to scan (and thereby copy, print, or fax) multiple-page documents without having to manually replace each page. Multifunction printer A multifunctional printer An MFP (Multi Function Printer/Product/Peripheral), multifunctional, all-in-one (AiO), or mopier or Multifunction Device (MFD), is an office machine that includes the following functionality in one physical body, so as to have a smaller footprint in a home or small-business setting... The term scanner has several meanings: In radio, a scanner is a device for searching for and receiving radio broadcasts. ... The terms scan and scanning have several meanings: Wiktionary has related dictionary definitions, such as: scan The term scan has the following meanings: To examine sequentially, part by part. ... A small, much-used Xerox copier in a high school library. ... Printing is an industrial process for reproducing copies of texts and images, typically with ink on paper using a printing press. ... Fax (short for facsimile - from Latin fac simile, make similar, i. ...