Ratings

n. lists that show the estimated number of people who watched or tuned in to a specific television or radio program

n. assessment, valuation; rank, grade, classification; percentage of the audience who tune in to a particular program (Broadcasting)

In general, rating is the evaluation or assessment of something, in terms of quality (as with a critic rating a novel), quantity (as with an athlete being rated by his or her statistics), or some combination of both. Specifically, it may refer to:PetroleumCetane numberOctane rating
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Noun
1. an appraisal of the value of something; "he set a high valuation on friendship"
(synonym) evaluation, valuation
(hypernym) appraisal, assessment
(hyponym) overvaluation
(derivation) rate, value
2. act of ascertaining or fixing the value or worth of
(synonym) evaluation
(hypernym) judgment, judgement, assessment
(hyponym) marking, grading, scoring
(derivation) rate, value
3. standing or position on a scale
(hypernym) standing
(derivation) rate
4. rank in a military organization
(synonym) military rank, military rating, paygrade
(hypernym) rank
(hyponym) flag rank
(classification) military, armed forces, armed services, military machine, war machine

n. rating, assessment, valuation; rank

An evaluation of credit quality  Moody's, S&P, and Fitch Investors Service give to companies used by investors and analysts.