The Oxford English Dictionary revises its entry for ` ` tweet '' It now includes verb and noun definitions related to Twitter use . The dictionary 's editor says adding the word so soon is one of its rules . But the mother dictionary , which began life in the 19th century and contains information on more than 600,000 words , tends to move more cautiously in adding and revising entries , something it does four times a year . Its successor , the New Oxford English Dictionary , already added ` ` ' '' in 2011 .
The Oxford English Dictionary revises its entry for ` ` tweet '' It now includes verb and noun definitions related to Twitter use . The dictionary 's editor says adding the word so soon is one of its rules . Its successor , the New Oxford English Dictionary , already added ` ` ' '' in 2011 .