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Nielsen definition

☆ Niel·sen (nēl′sən)

adjective

designating or of a rating (sense ) used to measure the size of a TV audience

Etymology: < Nielsen, a service mark for marketing research provided by the A. C. Nielsen Co.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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