Definition of cenacle in English:
 cenacle
noun ˈsɛnək(ə)lˈsenək(ə)l
1formal A group of people such as a discussion group or literary clique.
 Example sentencesExamples
-  We gather a few times a year with other cenacles in our geographic region.
 -  We gather in cenacles as the apostles gathered with our Lady in the Upper Room in Jerusalem awaiting the outpouring of the Holy Spirit.
 -  He continued, saying the Communities were called to be cenacles of prayer.
 -  It is in the cenacle that the Church is born.
 -  Missionary cenacles generally meet in the houses of their members, or wherever they can.
 
2The room in which the Last Supper was held.
 Example sentencesExamples
-  In his thinking, the "site, therefore, must be secure, for it has been the only candidate for the Cenacle (Coenaculum or dining hall) from primitive Christianity until today."
 -  The Cenacle is divided by three pillars into three naves.
 -  Franciscan monks cared for the Cenacle from 1333 to 1552 when the Turks captured Jerusalem and banished all Christians.
 
Origin
  
Late Middle English: from Old French cenacle, from Latin cenaculum, from cena 'dinner'.