concelebration: Meaning and Definition of

con•cel•e•bra•tion

Pronunciation: (kun-sel"u-brā'shun, kon-), [key]
— n.
  1. the celebration of a Eucharist or Mass by two or more members of the clergy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.