|parə|myüch(əw)əl, -chwəl noun
( plural pari-mutuels -lz ; also in sense 1 par·is-mutuels |parə|m-)
Etymology: French pari mutuel, literally, mutual stake
1. : a system of betting (as on a horse race) in which those who bet on the winner share the total stakes minus a small percent for the management
2. or pari-mutuel machine : a machine for registering and indicating the number and nature of bets made (as on a horse race) in the pari-mutuel system of betting