The meaning of RATER is one that rates; specifically : a person who estimates or determines a rating. How to use rater in a sentence.

2 meanings: 1. a person or instrument that rates something 2. a person or thing with a designated or specific rating.... Click for more definitions.

rat•er (ˈreɪ tər) n. a person or thing that is of a specific rating (usu. used in combination): The show's star is a first-rater.

Dec 3, 2025 · rater m (plural raters) a member of the vesper bat subfamily Myotinae; a mouse-eared bat

Jul 26, 2025 · A rater is a professional who conducts testing, gathers data and determines ratings for industry-specific applications. Sometimes called quality analysts or quality evaluators, they …

rat•er (rā′ tər), n. a person who makes rates or ratings. a person or thing that is of a specific rating (usually used in combination): The show's star is a first-rater. Slang Terms any of various …

rater, n.¹ meanings, etymology, pronunciation and more in the Oxford English Dictionary

Rater definition: One that rates, especially one that establishes a rating.

Rater refers to someone who evaluates or assesses the quality, performance, or condition of something, often in a systematic way.

Discover all meanings of "rater" in an intuitive, easy-to-read interface. Learn how to use "rater" correctly in any context with practical examples. Hear how "rater" is pronounced in both …