The full online version of the Oxford English Dictionary is now available via the Library! 

The OED is a historical English dictionary, with the meaning, history, and usage of over 500,000 words and phrases.

Video guides are available showing how to navigate the OED.

 
The Oxford English Dictionary (OED) is widely regarded as the accepted authority on the English language. It includes present-day meanings and the history of individual words, and of the language.