What are Iago`s duties as Othello`s Ensign, and why is he so dissatisfied with the appointment? Falstaff loves to drink sack - but what is sack? Shakespeare`s original audience would have needed no help with references to their everyday lives. This work provides explanations on topics as varied as astrology, hunting, children`s games, and money. Useful for fans of Pratchett`s science fiction and fantasy novels, this encyclopedia mixes shorter entries conveying specific information for foraging readers with longer articles concerning the scientific, social, and philosophical ideas.