The dictionary is the definitive repository of words and language.

Most people see it as stable and unchanging. But new words are added every year and obsolete languages are removed.

This year the Harper Collins dictionary's online edition anounced it is adding the words "Amazeballs", "LOLZ", "totes", "Generation Z" and "Twitterverse", among other words, recognizing the power of online communication in shaping the modern English language.

Al Jazeera speaks with Alex Brown, the Head of Digital at Harper Collins.

Source: Al Jazeera