Pronunciation: (ig-zak'tu), [key]
1. a type of bet, esp. on horse races, in which the bettor must select the first- and second-place finishers in exact order.
2. a race in which such bets are made. Cf. quinella. Also called perfecta.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.