What does rate mean?
Rate is a versatile word used for measurements, prices, assessments, and the act of judging quality or value. As a noun, it describes an amount or level measured against a particular unit or basis: an interest rate, exchange rate, speed, frequency, or rate of increase. It can also refer to a charge, fee, or classification assigned to something. As a verb, rate means to evaluate, judge, classify, or assign a rating: reviewers rate a film highly, or a substance may be rated as hazardous. The word is useful because it connects quantity with proportion and value with assessment. In financial and technical contexts it often suggests a standardized measurement, while in evaluation contexts it emphasizes comparison and judgment. The phrase “at the rate of” links it to ongoing motion or change, and expressions involving interest, exchange, birth, and growth rates are central to public and academic discussion.
A measured amount, level, price, charge, or assessment expressed relative to some unit, basis, or standard.
"The currency exchange rate fluctuated throughout the trading day."
The noun is common in both formal and everyday contexts, with its meaning determined by the accompanying measure or field.
To assess, evaluate, classify, or assign a rating to someone or something; also, to measure its speed or rate of occurrence.
"The panel rated the proposal as promising but impractical."
This verb is often used when making a formal judgment or placing something on a scale of quality, value, importance, or risk.
The plural rates is used for individual measurements, charges, or schedules, as in tax rates or interest rates.
"The rates vary according to the customer's location and the type of service."
Rate belongs to a calculating family: its cousins include ratio and ration, all pointing to proportion, measurement, and the idea of giving something its due share.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does rate come from?
The English word rate developed in Middle English through Old French from Latin rātiō, a word associated with reason, proportion, relation, and calculation. The same Latin root underlies related words such as ratio, ration, rational, and ratify, although their later meanings developed along separate paths. In English, rate came to mean a measure or proportion and later a price, charge, assessment, or rating.
Related word forms
How rate is actually used
The noun and verb are largely neutral in register. As a verb, rate is especially common in formal evaluations, assessments, and classifications; in everyday speech, expressions such as “at this rate” and “the rate of change” are also common.
Easily confused with rate
A rate is a measured amount, charge, or assessment, whereas retail refers to selling goods to individual customers or the sector engaged in that activity.