M.Roman numeral for 1,000.
Magenta. One of the four process colors; also known as process red.
Mailing service. Business specializing in addressing and mailing large quantities of printed pieces.
Makeready. All activities required to set up a press before production begins. Also refers to paper used in the process.
Making order.Order for custom-made paper.
Manila paper.Strong, buff-colored paper used to make envelopes and file folders.
Margin.Space forming border of a page or sheet.
Masking material. Opaque material, often film, used in pasteup to outline photographs or in plataking to withhold light from non-image areas.
Mask out.To cover selected copy or art so it will not appear on a negative or plate.
Master. Paper or plastic offset printing plate. Also, paper plate for spirit duplicating.
Matchprint. 3M trade name for integral color proof
Matte finish. Slightly dull finish on coated, lightly calendered paper.
Matte ink or varnish.Ink or varnish that appears dull when dry.
Mechanical. Camera-ready assbly of type, graphics, and other line copy complete with instructions to the printer.
Mechanical artist. Alternate term for Production artist.
Mechanical separation. Mechanical prepared using a separate overlay for each color to be printed.
Media conversion.Alternate term for Data conversion from one digital coding to another.
Medium format camera. Camera that makes 2 1/4 x 2 1/4 negatives.
Medium screen. Screen with ruling of 133 or 150 lines per inch.
Metallic ink.Ink containing powdered metal that sparkles in light.
Micrometer. Instrument used to measure thickness of paper.
Middle tones. Tones in a photograph or illustration about half as dark as its shadow areas and represented by dots between 30% and 70% of full size.
Mike. To measure the thickness of a sheet of paper using a micrometer.
Mill swatch. Paper sample book provided by a mill.
Mimeograph.Method of printing using a plastic stencil mounted on a rotating drum containing ink.
Mimeograph bond. Highly absorbent paper made for the mimeograph method of printing.
Mockup. Alternate term for Dummy.
Model release. Contract authorizing commercial use of a photograph that includes image of a recognizable person or private property.
Mod. Short for modulator/dodulator, a device that converts digital signals to analog tones and vice versa so that systs based on electronic mories can interface over telephone lines.
Moire.Undesirable pattern in halftones and screen tints made with improperly aligned screens.
Mottle.Spotty, uneven ink coverage especially noticeable in large solids.
Mounting board. Any thick, smooth piece of board paper used to paste up copy or mount photographs.
Multicolor printing. Printing done in more than one ink color.
Mylar. DuPont trade name for polyester film.