Definition, synonyms and related words
plural of category
"The museum curator spent weeks organizing thousands of artifacts into distinct categories based on their historical era and material composition."
In plain English: Categories are groups used to sort things based on how they are alike.
"The library organized all the books into different categories by subject."
Usage: Use "categories" to refer to distinct groups or classes into which things are organized based on shared characteristics. You would typically say, "The products are sorted into several categories," rather than using it for individual items.
Derived from Ancient Greek kategoria, meaning "speech" or "charge," this term originally referred to an accusation made against someone in a legal context before evolving into its modern classification sense.