licenses is a form of:

Symposium



noun — Plural: Symposia, symposiums
1.
(A meeting for discussion at which ideas are freely exchanged, a collection of opinions or essays on a given subject) សន្និសិទ្ធនៃអ្នកជំនាញខាងអ្វីមួយ
2.
(បច្ចេកទេស) សន្និសិទទៅលើកម្មវត្ថុណាមួយ
ENGLISH MEANING
noun — Plural: Symposia, symposiums
1.
A drinking together; a merry feast.
2.
A collection of short essays by different authors on a common topic; -- so called from the appellation given to the philosophical dialogue by the Greeks.