Meaning

1. session (period devoted to a particular activity)
2. session (meeting of a council, court, school, or legislative body to conduct its business)
3. session; photo shoot, jam session (meeting for shooting pictures or recording or playing music)
4. exam (period of time when students take a test, especially at the end of a semester or year)
5. session (period of operation of the stock market)
6. certain amount of data written on a CD or DVD at one time