Pronunciation: (her'u-sē), [key]
1. opinion or doctrine at variance with the orthodox or accepted doctrine, esp. of a church or religious system.
2. the maintaining of such an opinion or doctrine.
3. Rom. Cath. Ch.the willful and persistent rejection of any article of faith by a baptized member of the church.
4. any belief or theory that is strongly at variance with established beliefs, customs, etc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.