On Twitter,each message, or tweet,is limited to one hundred forty characters.

VOA: special.2009.09.14

Anyone can listen to these voice-to-tweet messages at twitter.com/speak2tweet.

VOA: special.2011.02.07

A tweet is an individual Twitter update,or message.

VOA: special.2009.02.06

But never before like this. Such Tweet Sorrow, the newest version of Romeo and Juliet, is 'tweeted' online by six actors.

VOA: standard.2010.05.07