Meaning of concelebrate

con•cel•e•brate

Pronunciation: (kun-sel'u-brāt", kon-), [key]
— v., -brat•ed, -brat•ing.
—v.i.
  1. to participate in a concelebration.
—v.t.
  1. to celebrate (a Eucharist or Mass) with other members of the clergy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.