classify

verb

clas·​si·​fy ˈkla-sə-ˌfī How to pronounce classify (audio)
classified; classifying

transitive verb

1
: to arrange in classes (see class entry 1 sense 3)
classifying books according to subject matter
2
: to consider (someone or something) as belonging to a particular group
The movie is classified as a comedy.
The vehicle is classified as a truck.
classifiable adjective

Examples of classify in a Sentence

Students will be learning about the ways scientists classify animals. The online system can classify books by subject.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Gu classifies premium as cars over 40,000 Euros ($47,000). James Morris, Forbes.com, 23 Aug. 2025 The expert group, which classifies global hunger crises for the UN, said that all of Gaza’s two million people were suffering severe hunger, with at least a quarter of them facing starvation. Semafor Staff, semafor.com, 22 Aug. 2025 Many of the spaceplane's payloads have been classified, but officials typically identify a handful of unclassified experiments flying on each X-37B mission. Stephen Clark, ArsTechnica, 22 Aug. 2025 For a region to be classified as in famine at least 20% of people must be suffering extreme food shortages, with one in three children acutely malnourished and two people out of every 10,000 dying daily from starvation or malnutrition and disease. Michelle Nichols, USA Today, 22 Aug. 2025 See All Example Sentences for classify

Word History

Etymology

probably in part a back-formation from classification, in part from class entry 1 + -ify

First Known Use

1776, in the meaning defined at sense 1

Time Traveler
The first known use of classify was in 1776

Browse Nearby Words

Cite this Entry

“Classify.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/classify. Accessed 26 Aug. 2025.

Kids Definition

classify

verb
clas·​si·​fy ˈklas-ə-ˌfī How to pronounce classify (audio)
classified; classifying
: to arrange in or assign to classes
classify books by subjects
classifiable adjective
classifier
-ˌfī(-ə)r
noun

Medical Definition

classify

transitive verb
clas·​si·​fy ˈklas-ə-ˌfī How to pronounce classify (audio)
classified; classifying
: to arrange in classes that have systematic relations usually founded on common properties
how would you classify these animals

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