Any good off-line dictionary or thesaurus apps?

[EBUK]

I'm looking for an English (UK) off-line thesaurus or dictionary. Can anybody recommend one, please?

 

[SamJHannan]

Dictionary.com app, can't beat it. Once you have downloaded it there's an option within the app to download the offline dictionary.

 

[Stephen Pedersen]

I use wordbook it gets the job done, plus it has a transparent tile.