Nanometer A unit in which wavelengths of light and other radiant energy are expressed. One nanometer is one-billionth of a meter.

Negative Film containing an image in which the values of the original are reversed so that the dark areas in the subject appear light on the film, and vice versa. See positive.

Network Two or more computers that are linked and share resources to perform related tasks. Group of computers that are connected to each other by communications lines to share information and resources.

Newsprint Paper made mostly from groundwood pulp and small amounts of chemical pulp that is used for printing newspapers.

Nip Amount of distance between two contact points (i.e. blanket and plate cylinder)

Non-impact printer An electronic device such as a copier, laser, or ink-jet printer that creates images on a surface without contacting it.