Dictionary.com lunches free iPhone app

News from TechCrunch, Dictionary.com, part of the Ask.com network, has launched a free iPhone app that lets users look up definitions and synonyms from Dictionary.com and Thesaurus.com, a database of more than 275,000 definitions and 80,000 synonyms. The app features audio pronunciations, similarly spelled words and Word of the Day. It also lets you view definitions offline along with information on where the word originated from.