›WORKPLACEto divide one part of a room, office, etc. from another using partitions: The main office was partitioned to provide space for more staff.partition sth off from sthA huge screen partitioned off the reception area from the entrance hall.
›ITto divide a computer hard drive into separate parts: Some versions of the software allow you to partition your hard drive.
›to divide something into two or more parts: Member States were accused of trying to partition the market.