Clicklex will help you find all the definitions of words online. By simply double-clicking on a word, you'll be able to know its definition, synonyms, and antonyms not only in English but also in Spanish and French languages.

To use it, you just need to click on a word, and its meaning will appear on the screen. 

Features:

1. Learn the meanings of almost any word.

2. Search quickly and easily through dictionaries and the internet.

3. Check the definitions, synonyms, and example sentences.

4. Add words you don't know to your vocabulary.

5. Search for meanings by word and by synonyms.

6. Show definitions in different languages, including English, Spanish, and French.