It's a sign of the times: yet another venerable reference work making its way to your palm. In this case, it's Webster's Third New International Dictionary, Unabridged. It's not cheap, at $59.95, but if you're going to spend the money on this 2,662-page, 12.5-lb reference work, why not opt for a 36MB iPhone app? Simply highlight any word in any grammatical form, and you are instantly taken to the definition. According to the publisher, Webster's Third New International Dictionary, Unabridged, is the most comprehensive American dictionary available on the market. Most entries are lengthy and have extensive background information on word origin, examples of usage from famous texts, and other useful information. And, if you're a wordsmith, now you can always have it with you.