categorize
Americanverb (used with object)
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to arrange in categories or classes; classify.
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to describe by labeling or giving a name to; characterize.
verb
Other Word Forms
Etymology
Origin of categorize
First recorded in 1695–1705; categor(y) + -ize
Explanation
If you decided to categorize your wardrobe, you could sort it by type (pants or shirts), or by color. To categorize is to put something into a category. When you think of categorizing things, imagine taking a pile of marbles and putting them into little boxes by color. You are sorting things by how they are alike. Scientists categorize animals and plants by their properties. Doctors categorize illnesses by whether they are caused by viruses or bacteria. In movies, high school students are often categorized as jocks, popular kids, troublemakers, and geeks.
Vocabulary lists containing categorize
Vocabulary of the Common Core
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Content Summary G.2: Regionalization
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Content Summary 5.1: Causes of the Atlantic Revolutions
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
There’s been little new science on the 19 peptides since the FDA’s 2023 decision to categorize them as unsafe.
From Salon • Apr. 4, 2026
Apps like Rocket Money can link bank accounts, categorize spending habits and flag unused subscriptions.
From MarketWatch • Mar. 31, 2026
The film’s title translates to “national treasure,” another clichéd term thrown around when trying to categorize greatness.
From Los Angeles Times • Feb. 20, 2026
AI has enhanced the process by being able to recognize different types of documents and fonts, and by learning how to classify or categorize the data so it can enter it into a tax return.
From Barron's • Jan. 31, 2026
Examples of different ways children can categorize instruments.
From "Music and the Child" by Natalie Sarrazin
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
