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-- M -- M weight: The actual weight of 1000 sheets of any given size of paper. Machine Coated: Paper that has had a coating applied to either one or two of its sides during the papermaking process. Machine Direction: An alternate term for grain direction. Machine Finish: A paper finish that results from the interaction of the paper with the Fourdrinier process as opposed to post machine embossing. Reference, Fourdrinier Magnetic Black: Black pigments containing black iron oxides, used for magnetic ink character recognition. Make Rready: Process of adjusting final plate on the press to fine tune or modify plate surface. Margin: Imprinted space around edge of page. Mark-up: To write up instructions, as on a dummy. Mask (1): The blocking out of a portion of the printing plate during the exposure process. Mask (2): A photo negative or positive used in the color separation process to color correct. Reference, PRINTING, mask. Match Print: Photographic proof made from all color flats and form composite proof showing color quality as well as accuracy, layout, and imposition before plates are made. Matte Finish: A coated paper finish that goes through minimal calendaring. Reference, calendaring. Measure: The width of type as measured in picas. Reference, picas. Mechanical: A term used to describe finished artwork that is camera ready for reproduction, including all type, photos, illustrations etc. Metropolitan Service Area: A group of ZIP codes usually in close proximity defining a large metropolitan area (e.g. New York City or Los Angeles). Midtone Dot: Commonly taken as the area between highlight and shadow area of a subject's face in halftone image. Moire: An undesirable halftone pattern produced by the incorrect angles of overprinting halftone screens. Molleton: A cotton fabric used on the dampening rollers of a printing press. Molybdate Orange: An ink pigment made from precipitating lead molybdate, lead sulfate and lead chromate. Mottle: A term used to describe spotty or uneven ink absorption. Mull: Coarse muslin glue placed on the back of book or pads for strengthening. Mullen Testing: A specific test of tensile paper strength; an important factor if web presses are used for printing. |