WordReference Random House Unabridged Dictionary of American English © 2025
Niel′sen rat′ing,
- Radio and Television, Show Businessan estimate of the total number of viewers for a particular television program, expressed as a percentage of the total number of viewers whose television sets are on at the time and based on a monitoring of the sets of a preselected sample of viewers.
- after the A.C. Nielsen Co., its originator 1960–65
'Nielsen rating' also found in these entries (note: many are not synonyms or translations):