Sentence:  Twitter <WSD>bots</WSD> can leverage Twitter′s text message support to allow users to accomplish tasks from their cell phones. You could consider Twitter accounts that are simply an automated import of blog′s RSS feed a Twitter <WSD>bot</WSD>. 
Meaning of the word marked with <WSD> tags:  A piece of software designed to complete a minor but repetitive task automatically or on command, especially when operating with the appearance of a (human) user profile or account.