When it comes to definitions, Cambridge and Oxford take fairly different approaches. While the Oxford English Dictionary gives you the meaning of the word as well as its origin, the Cambridge Dictionary gives a more practical explanation along with an example of how to use the word in a sentence.

noun. feedback [noun] advice or criticism about how successful something or someone's work is. feedback [noun] an unpleasant high noise that occurs when some of the sound produced by electrical equipment goes back into it, for example if an electric guitar is held too near an amplifier.

Cambridge Dictionaries Online has been offering these dictionaries online for free since 1999. Since then, they have made Cambridge Dictionaries Online compatible with mobiles and tablets meaning you can use it on the go. You can also download it on App Store, Google Play and Windows Phone.

The Oxford and Cambridge dictionaries have long been considered as the two most credible and trustworthy for British English.