Net unduplicated audience
The combined cumulative audience exposed to an advertisement.
Network
A national or regional group of affiliated broadcast stations contractually bound to distribute radio or television programs for simultaneous transmission.
Network option time
Programming time the network controls on each of its affiliate stations. Also referred to as network time.
Newsprint
A soft, course wood pulp paper used in printing newspapers.
Noncommercial advertising
Radio and television advertising that is designed to educate and promote ideas or institutions, e.g., public service announcements.