convocation [ˌkɑ:nvəˈkeɪʃn]

例句:

• They regretted agreeing to the convocation of that meeting.
  他们后悔同意召开这个会议.
  
• We declared ourselves for the immediate convocation of the meeting.
  我们主张立即召开这个会议.
  
• The convocation about environment will be held on next Monday.
  有关环境的会议将在下周一举行.
  
• That is, it was a convocation of computer nerds.
  来自WSJ
• The candidate disinvited Wright from giving the convocation when he announced his Presidential bid.
  来自NEWYORKER
• When he was done, the convocation rose again and cheered him even more thunderously.
  来自WSJ