DEFRAGMENTING is validvalid

DEFRAGMENT, to reorganize data on computer media to make related data contiguous [v]

179,290 of 196,601 in NWL2023·also valid in CSW24

DEFRAGMENT, to run a program which reduces or eliminates the fragmentation of (a file or disk) by bringing together parts of files stored in separate locations to a single location on the disk [v]