(~s, celebrating, ~d)
Frequency: The word is one of the 3000 most common words in English.
1.
If you ~, you do something enjoyable because of a special occasion or to mark someone’s success.
I was in a mood to ~...
Tom ~d his 24th birthday two days ago.
VERB: V, V n
2.
If an organization or country is celebrating an anniversary, it has existed for that length of time and is doing something special because of it.
The Society is celebrating its tenth anniversary this year.
VERB: V n
3.
When priests ~ Holy Communion or Mass, they officially perform the actions and ceremonies that are involved.
Pope John Paul ~d mass today in a city in central Poland.
VERB: V n