Did you know that when you call someone a "pal" you're using a word derived from Romany, the gypsy tongue (phal, or brother)? Or that "cosmonaut" has its origins in ancient Greek? Remnants of the past live on in our words, grammar, and pronunciation. This is the story of language--how it succeeds or fails, and why it develops the way it does. * A completely redesigned edition--with newly drawn maps and discussions of the most current linguistic issues...