clas·​si·​fi·​er ˈkla-sə-ˌfī(-ə)r How to pronounce classifier (audio)
: one that classifies
specifically : a machine for sorting out the constituents of a substance (such as ore)
: a word or morpheme used with numerals or with nouns designating countable or measurable objects

Examples of classifier in a Sentence

Recent Examples on the Web The researchers first identified tweets made by these users, which contain political content, using a machine-learning classifier that had previously been validated by having its calls checked by humans. John Timmer, Ars Technica, 30 May 2024 The technology behind these classifiers is constantly evolving. Casey Sackett, IEEE Spectrum, 26 May 2024 That leaves classifiers with limitless discretion to decide what is or is not a matter of national security. Bruce Fein, Baltimore Sun, 4 Mar. 2024 No classifier has ever suffered because of overclassification. Bruce Fein, Baltimore Sun, 4 Mar. 2024 See all Example Sentences for classifier 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'classifier.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1799, in the meaning defined at sense 1

Time Traveler
The first known use of classifier was in 1799

Dictionary Entries Near classifier

Cite this Entry

“Classifier.” Dictionary, Merriam-Webster, Accessed 16 Jul. 2024.

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