Rating

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

v. assess, appraise, determine value; grade, classify, sort

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

Noun
1. amount of a charge or payment relative to some basis; "a 10-minute phone call at that rate would cost $5"
(synonym) charge per unit
(hypernym) charge
(hyponym) pay rate, rate of pay
2. a magnitude or frequency relative to a time unit; "they traveled at a rate of 55 miles per hour"; "the rate of change was faster than expected"
(hypernym) magnitude relation, quantitative relation
(hyponym) acceleration
3. the relative speed of progress or change; "he lived at a fast pace"; "he works at a great rate"; "the pace of events accelerated"
(synonym) pace
(hypernym) temporal property
(hyponym) speed, swiftness, fastness
Verb
1. assign a rank or rating to; "how would you rank these students?"; "The restaurant is rated highly in the food guide"
(synonym) rank, range, order, grade, place
(hypernym) judge
(hyponym) superordinate
2. be worthy of or have a certain rating; "This bond rates highly"
(hypernym) be
(derivation) rating
3. estimate the value of; "How would you rate his chances to become President?"; "Gold was rated highly among the Romans"
(synonym) value
(hypernym) measure, evaluate, valuate, assess, appraise, value
(hyponym) revalue
(derivation) evaluation, valuation, rating

n. rating, percentage of the audience who tune in to a particular program

n. rating, assessment, valuation; rank