The Collaborative International Dictionary
Concelebrate
Concelebrate \Con*cel"e*brate\, v. t. [L. concelebratus, p. p.
of concelebrare to concelebrate.]
To celebrate together. [Obs.]
--Holland.
Wiktionary
concelebrate
vb. 1 To celebrate along with others 2 (context of a newly ordained priest English) To celebrate a mass along with the bishop who ordained him
Usage examples of "concelebrate".
Masses were concelebrated with all able cardinals present, and many of the religious processions were real.