Definition of defragmenter in US English:

defragmenter

noun

Computing
  • See defragment

    • ‘One common trick is the disk defragmenter in the system-tools folder, which aligns files in an orderly fashion.’
    • ‘I used it for their Disk clean up which was sort of okay, for the Registry clean up which was great, and for their disk defragmenter which I loved.’
    • ‘Finally, I ran the defragmenter three times to get the whole thing all bright and tingly-clean.’
    • ‘Running a defragmenter gathers up the pieces and places them together in one contiguous location.’
    • ‘It can take a while to do this, so you may want to set the defragmenter to run overnight.’