Tcl Dictionary by tonybaldwin
because everybody likes to tickle their dict.
An online dictionary look-up tool, written in Tcl.tk, T-Dict is cross-platform, running on Linux, Mac or Windows, and is 100% GPL, Free, Open Source Software. Tickle Dict has access to 48 different dictionaries and resources.
You could shell out bit bucks for some commercial dictionary applications, but why?
Tickle Dict is free! (not a free trial, but always free, and no ads, spyware, malware, etc.)
You can change the font size or background color, save definitions to a text file, or select and copy text from the definition area to be pasted elsewhere..