Somebody asked for something like this. I hope it helps. Then again somebody will probably use it to call me on some of my BS.
http://www.partsexpress.com/resources/spterms.html#d This one is geared to speakers & building.
This one should cover alot of the technical mumbo-jumbo. http://www.partsexpress.com/resources/a.html
I think there's one over at AudioReview, but I couldn't find it.
I hope this helps those in need. Myself included.