From Longman Dictionary of Contemporary Englishsessionses‧sion /ˈseʃən/ ●●○ W2 noun [countable] 1 SPEND TIMEa period of time used for a particular activity, especially by a group of people a training session for teachers about computers question-and-answer sessionssession of a session of group therapy → jam session2 PGPSCTa formal meeting or group of meetings, especially of a law court or parliamentsession of the first televised session of parliamentin session (=meeting) The court is now in session. Board members met in closed session (=with nobody else present).3 American English a part of the year when classes are given at a college or university → semesterCOLLOCATIONSADJECTIVES/NOUN + sessiona training sessionEvery training session starts with a series of exercises.a practice sessionHe crashed during a practice session before this Sunday's Belgian Grand Prix.a question-and-answer session (=when people ask a speaker questions)His talk was followed by a question and answer session.a photo session (=when someone is photographed for a magazine etc)I normally have two or three photo sessions a week.a therapy/counselling session (=when someone is given personal advice)At one point his parents joined him for a family therapy session.a brainstorming session (=when people think up new ideas)I think we should just get together and have a brainstorming session.verbshave a sessionWe had a special training session yesterday.do a session informalWe're doing a photo session tomorrow.attend a session formalSome doctors require patients to attend counselling sessions.
Examples from the Corpus
session• This course will only be offered during the fall session.• Johns decided to record Satriani live in the studio over the course of 12 days with a handpicked crew of session players.• We have 5 hours of English a week, including one session in the language laboratory.• Appendix 2 contains a full list of care centres for each petty sessions area.• a practice session• He wrote the new song during a recording session.• Do you ever cover more than one previous life in a single session?• Penelope had refused to follow her to the sessions that to her were nothing but women trying to act as lay psychologists.• Weeping in therapy sessions, say some, can be used as a defence against having to talk about the pain.• It was nevertheless suspended for three years, the brothers forced to attend sensitivity-training sessions.• She had regular treatment sessions for the next two years, and was still making progress.• On Monday, the governors were to hold a working session with Bush.in session• Court will remain in session.From Longman Business Dictionarysessionses‧sion /ˈseʃən/ noun1[countable] (also trading session)FINANCE a period of time, usually a day, when buying and selling takes place on the stockmarketThe Euro slid sharply in the European trading session.Stock prices sank for the fourth consecutive session.2[countable] a meeting used by a group of people for a particular purposeAfter theopening session we run a series of workshops.There’s no substitute for thorough preparation before a negotiation session with the client.3[countable, uncountable] a formal meeting or group of meetings, especially of a court or a parliamentMorocco and Tunisia are host to the next two sessions of the trade talks.The European parliament is in session in Strasbourg.Origin session (1300-1400) Old French Latin sessio “act of sitting, session”, from sedere “to sit” 