Online reference resources
Oxford English Dictionary (OED)
The Oxford English Dictionary contains 600,000 words, 3 million quotations, timelines and taxonomies.
It has been 'the last word on words' for over a century.
From any Calderdale library, follow: Oxford English Dictionary|
From home, visit Oxford English Dictionary: Library card sign in| and enter the word calderdale followed by your Calderdale library card number (without the R at the beginning), in the 'Library Card Number' box and select 'Sign In'.