Dictionaries and Thesauri
Oxford Reference Online
The Oxford web site describes Oxford Reference Online as: "The Core Collection contains about 100 dictionary, language reference, and subject reference works published by Oxford University Press."
The Oxford English Dictionary - online
The Oxford English Dictionary - online covers words from across the English-speaking world and is a "guide to the meaning, history, and pronunciation of over half a million words, both past and present."
Macquarie Dictionary and Thesaurus
The most up-to-date Australian dictionary and thesaurus available.
Merriam-Webster Online
This site provides access to both a dictionary and a thesaurus.
Credo Reference
"Credo Reference is a full-text online reference service and includes over three million entries from hundreds of well-regarded titles from some of the world's best reference publishers. Credo’s collection is intelligently integrated with millions of cross-references and contains dictionaries, bilingual dictionaries, thesauri, encyclopedias, quotations and atlases, plus a wide range of subject-specific titles covering everything from art to accountancy, science to Shakespeare and law to literature"