[X4U] dictionary hotkeys?

[eleventhvolume]

>> Control-Command-D while hovering the cursor over the word.
> 
> ...or control-click on the word and you can look it up in Google,
> Spotlight or Dictionary.
Shame it doesn't work in Microsoft apps. Was rather amused that in Entourage
when I tried right-clicking the word 'Google' above, the MS dictionary
returned the definition: "goofy - silly or unintelligent (informal insult)".
I wonder whether they're feeling threatened...

Cheers, Colin.