Wiktionary

It serves as a huge, structured data source for NLP (Natural Language Processing) applications, with projects like dbnary extracting structured data to create multilingual lexical networks. Structure of a Wiktionary Entry

It is important to understand that Wiktionary is not a place for encyclopedic articles. While Wikipedia defines topics , Wiktionary defines words . (not a dictionary): Explains "What is a car?" wiktionary

Wiktionary is a monumental, collaborative, and entirely free online dictionary that serves as a sister project to Wikipedia. While Wikipedia provides encyclopedic knowledge, Wiktionary focuses on the foundational building blocks of communication: words, definitions, etymologies, and translations. As of 2026, it is recognized as a primary, comprehensive resource for language learners, linguists, and anyone looking for the meaning of a word in almost any language. It serves as a huge, structured data source

Quotations demonstrating the word in context. (not a dictionary): Explains "What is a car