Eloquent Software on Tuesday released
LiveDictionary 1.2.5, a Safari extension that adds dictionary lookups to the Web browser. Once installed, it allows users to look up any word on a Web page by mousing over it. The WordNet 2.0 English Dictionary comes built-in, and others are also available.
LiveDictionary requires Mac OS X 10.3 (Panther) or later. It is $25 shareware with a fully functional trial period.