1. The act or process of classifying:
* Example: The classification of students into different ability groups.
2. A system or method for classifying something:
* Example: The Dewey Decimal classification system is used in libraries.
3. A category or group into which something is classified:
* Example: The movie is rated PG-13, which puts it in the classification of films suitable for older children and teenagers.
4. A systematic arrangement of things into classes or categories:
* Example: The biologist created a classification of all the different types of plants she found.
5. (In biology) a taxonomic group, especially a rank in the Linnaean hierarchy:
* Example: The classification of animals includes kingdom, phylum, class, order, family, genus, and species.
In short, "classification" generally refers to the act of organizing and categorizing things, whether it's objects, ideas, or living organisms.
