Vocabulary

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This website can be used to look up meanings of words along with synonyms and antonyms

An online dictionary and thesaurus of the English language. It also includes a medical dictionary and a Spanish-English dictionary.

This website searches 973 dictionaries to locate words which meet students' requirements. For example, by typing in "int*:numbers" as search terms, OneLook finds words which include int* and refer to numbers, such as "integer." Many different types of search are possible.

Free online thesaurus provided by Ask.com.

Free online dictionary provided by Ask.com

A comprehensive glossary of English idioms and idiomatic expressions. Easy-to-understand explanations geared toward the English as a Second Language learner.

Includes several good charts with common Latin or Greek roots, prefixes, and suffixes used in English