Bureaucracy

• Executive session, a portion of the United States Senate's daily session
• Judicial session
• Legislative session
• Session (parliamentary procedure)
• Presbyterian polity
• Court of Session, the supreme civil court of Scotland

Computing

• Session (computer science), also known as a communication session, is a semi-permanent interactive information exchange between communicating devices that is established at a certain time and torn down at a later time. Examples are:
• TCP sessions
• HTTP sessions, using session cookies
• Sessions established by some session layer protocol
• Session Description Protocol, a format for describing streaming media initialization parameters
• Session Initiation Protocol, a computer network protocol often used for IP telephony, and for setting up and tearing down peer-to-peer communication sessions consisting of one or several media streams

• Login session
• Optical disc authoring#Sessions, how data is laid out on an optical disc
• A group of process groups in POSIX-conformant operating systems

Music

• Jam session, where musicians gather and play
• Recording session, where musicians record music together
• Pub session, playing music in a public house
• "Session", an instrumental song by Linkin Park from their 2003 album Meteora
• "Session", a song by The Offspring from their 1992 album Ignition
• Session musician, musicians available for hire

See also

• Cession
• Sessions