"Doctor: the word for healer and wise man throughout the universe. We get that word from you, you know. But if you carry on the way you are, what might that word come to mean?” - River Song
That's a rather good question, and I was pondering it with some fervour when, all of a sudden, a wormhole in space/time opened up in my flat and left a mysterious piece of paper on my living room carpet, which seems to provide a fairly comprehensive if not entirely believable answer.
Hmm, I think it's safe to say that none of that is going to come as a huge surprise to future lexicographers.
While I'm on this topic, some of you may be reassured to hear that series 6 mini-icons are in the works and close to completion. Keep watching this space...