[ kɒn'sɛlɪbreɪt ]
■ verb Christian Church officiate jointly at (a Mass).
Derivatives
concelebrant noun
concelebration noun
Origin
C19: from L. concelebrat- , concelebrare 'celebrate together'.
CONCELEBRATE
Meaning of CONCELEBRATE in English
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004