Dictionary.com Pro English

Download the number one free dictionary app with English language learning tools and free word games built for every level of learner.

With more than 2 million trusted definitions and synonyms plus word puzzles, language quizzes, and spelling quizzes, this English dictionary and thesaurus app for iPhone is optimized with your mobile device in mind to help you learn English or improve your English vocabulary.

Flip to dark mode to give your eyes a break, or stick to the traditional set-up. It even works offline! Install the offline dictionary for access to definitions and synonyms whenever and wherever you need them — no bulky books necessary