Since jonsi's trick was directed at you, I was hoping that it might restore The American Heritage Dictionary of the English Language, so I was asking joemike which ones he's now got. (It didn't. )
(Type "OS X" in the Apple Dictionary.)
The new Great Equalizer is the SEND button.
In Memory of Harv: Those who can make you believe absurdities can make you commit atrocities. ~Voltaire