The Merriam-Webster Dictionary

Description

Merriam-Webster’s Dictionary America’s language experts helpYou: write and speak withconfidence 75,000 Conciseand easy-to-Understand definitionsMore than 1,000 synonym listsMaster English phrases and idioms Expanded coverage of common English idioms More than 5,000 example phrasesImprove your language skills withnew special sectionsfor language learners

English irregular verbs
A Concisegrammar of English
Vocabulary building section
Common English errors