From Longman Business Dictionary
workshopwork·shop /ˈwɜːkʃɒpˈwɜːrkʃɑːp/ noun [countableC]1a fairly small room or building in which tools and machines are used for making or repairing thingsMany local crafts people produce their goods from small workshops in their homes.
2a meeting at which people discuss their experiences and do practical exercises, especially in order to find solutions to problemsworkshop onStaff attended a two-day training workshop on basic PR techniques.