rater: meaning, definition, pronunciation and examples
B2Semi-formal to formal; common in business, academic, and technical contexts.
Quick answer
What does “rater” mean?
A person or system that assigns scores, grades, or assessments based on quality, performance, or another defined criterion.
Audio
Pronunciation
Definition
Meaning and Definition
A person or system that assigns scores, grades, or assessments based on quality, performance, or another defined criterion.
1. A person who assesses or evaluates something (e.g., performance, risk, credit). 2. A user who provides a rating (e.g., online reviews). 3. In professions or systems, the one who applies a rating scale or classification.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or grammatical differences. The concept is identical. Spelling conventions (e.g., 'behaviour' vs. 'behavior' in collocations) apply as per regional norms.
Connotations
Neutral in both varieties. In British academic contexts, might be slightly more associated with human evaluators (e.g., examiners); in American business contexts, perhaps more readily extended to automated systems.
Frequency
Comparable frequency in both dialects. Slightly higher relative frequency in US English due to widespread use in tech/product review contexts and HR/performance management systems.
Grammar
How to Use “rater” in a Sentence
rater of [noun phrase] (e.g., rater of essays)rater for [organisation/system] (e.g., rater for Moody's)rater on [platform] (e.g., rater on Amazon)Vocabulary
Collocations
Usage
Meaning in Context
Business
Refers to individuals (e.g., managers) or agencies (e.g., credit rating agencies like Standard & Poor's) that evaluate financial risk, employee performance, or product quality.
Academic
A person who scores tests, assessments, or research proposals, often involved in studies requiring inter-rater reliability.
Everyday
A user who leaves star ratings or reviews for products, films, or services on websites and apps.
Technical
In psychometrics and data science, a coder or system that assigns values to variables, crucial for ensuring rating consistency and validity.
Watch out
Common Mistakes When Using “rater”
- Using 'rater' to mean the rating itself (e.g., 'The rater was 4.5 stars' - INCORRECT).
- Confusing 'rater' (agent) with 'to rate' (verb) in sentence structure.
- Misspelling as 'rator' (incorrect).
FAQ
Frequently Asked Questions
Yes. A 'rater' can be a human (e.g., a teacher, a critic) or an automated system/algorithm (e.g., a credit scoring algorithm, a sentiment analysis tool).
A 'rater' is the agent (who/what does the evaluating). A 'rating' is the result (the score, grade, or classification itself).
It's less common in casual speech. People are more likely to say "reviewer," "someone who gives reviews," or "the person who rated it." 'Rater' is more typical in formal, technical, or business contexts.
A key statistical concept in research and assessment. It measures the degree of agreement or consistency between two or more raters in their evaluations. High inter-rater reliability means different raters would give similar scores to the same item.
A person or system that assigns scores, grades, or assessments based on quality, performance, or another defined criterion.
Rater: in British English it is pronounced /ˈreɪ.tə(r)/, and in American English it is pronounced /ˈreɪ.t̬ɚ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Tough rater (a strict evaluator)”
- “Second rater (of inferior quality - note: this is 'second-rater', a different noun)”
Learning
Memory Aids
Mnemonic
Think: A 'WAIT-er' serves food, a 'RAT-er' serves scores. Both end in '-er' and perform a service.
Conceptual Metaphor
EVALUATION IS MEASUREMENT (A rater is a measurer of quality). JUDGING IS SEEING (A rater is an observer who classifies).
Practice
Quiz
In the context of online platforms, a 'rater' is most specifically: