1- Vocabulary.com
This is a website that will hep students master the vocabulary essential to their academic success.
2- BBC Learning English
In this section, learns will have access to a plethora of vocabulary act ivies and tasks great for classroom inclusion.
3- Confusing Words
Confusing Words is a collection of 3210 words that are troublesome to readers and writers. Words are grouped according to the way they are most often confused or misused.
4- Just The Word
Just The Word is a cool website that helps students make informed decisions as to the right word selection to use in their writing
5-Lexipedia
Lexipedia is an online visual semantic network with dictionary and thesaurus reference functionality
6- Wordnik
Wordnik shows definitions from multiple sources, so you can see as many different takes on a word's meaning as possible.
7- Lingro
Lingro provides an on-line environment that allows anyone learning a language to quickly look up and learn the vocabulary most important to them.
8- Vocab Grabber
VocabGrabber analyzes any text you're interested in, generating lists of the most useful vocabulary words and showing you how those words are used in context.
9- Snappy Words
It’s an online interactive English dictionary and thesaurus that helps you find the meanings of words and draw connections to associated words. You can easily see the meaning of each by simply placing the mouse cursor over it.
10- Wordia
Wordia is a free games-based learning platform - built on the foundations of a dictionary - that blends word-based learning games with interactive video vocabulary.
11- Graphwords
It’s an free English online thesaurus that helps you find the meanings of words and show connections among associated words. You can easily see the meaning of each by simply placing the mouse cursor over it.
12- Word Spy
Explains new words and phrases with new entries added regularly, plus archives of previous entries.
13- VocabGenii
VocabGenii is a free online vocabulary building game. Each round is only 90 seconds, and you can play anytime, anywhere you have Internet access.
14- Wordhippo
Wordhippo is a great vocabulary web tool that lets you easily provide antonyms and synonyms to your words.
15- Wordthink
WordThink provides you with a daily reminder to use many of the words you already know, and add many new words to your vocabulary that you can actually use every day!
16- Vocabulary.co.li
This is an excellent vocabulary website that offers hundreds of amazing games and activities to teacher vocabulary.