Merriam-Webster Dictionary
You may use this website if you are looking for an online dictionary. The website also has a "Word of the Week" feature where you can learn new words, as well as a thesaurus (if you want to find synonyms and antonyms). You will also find optional games, fun quizzes, and articles to read if you want extra practice.
Click https://www.merriam-webster.com/ link to open resource.