Dictionary.com

With a history spanning over twenty years, Dictionary.com has established itself as a leading, high-caliber dictionary, earning the confidence of a vast global user base. The language learning platform offers a wide range of features, including audio pronunciation, idioms, synonyms, word origins, and slang phrases, among other useful tools. The website is widely recognized as a top-tier provider of word definitions online.

Pros

• It includes a word list that was made more than 20 years ago.
• It has excellent features like word games, synonyms, slang, audio pronunciation, and others.
• It offers examples of word use in phrases and definitions of medical terminology.

Cons

• Some users do not like that it is associated with Ask.com.

Website: https://www.dictionary.com/