defragment

[dee-frag-muhnt, -ment] Origin

de·frag·ment

[dee-frag-muhnt, -ment] Computers.
verb (used with object)
to reorganize files on (a disk) so that the parts of each file are stored in contiguous sectors on the disk, thereby improving computer performance and maximizing disk space.
Also, Informal, defrag.

de·frag·men·ta·tion, noun
de·frag·ment·er, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Defragment is always a great word to know.
So is compile. Does it mean:
to translate from a high-level language into another language, usually a machine language, using a compiler
a software program that allows users to find and read encoded documents in a form suitable for display, such as a Web browser
Dictionary.com's 21st Century Lexicon
Main Entry:  defragment1
Part of Speech:  vt
Definition:  to reorganize or reallocate the storage on a computer's hard disk by bringing together files or parts of files to optimize the machine's performance; also called defrag
Etymology:  1983-88
Usage:  defragmenting, n; defragmentation, n; defragmenter, n
Main Entry:  defragment2
Part of Speech:  vi
Definition:  to carry out or undergo defragmentation; also called defrag
Etymology:  1983-88
Usage:  defragmenting, n; defragmentation, n; defragmenter, n
Dictionary.com's 21st Century Lexicon
Copyright © 2003-2012 Dictionary.com, LLC
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Etymonline
Word Origin & History

defragment
1992, in computer sense, from de- + fragment.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
defragment   (dĭ-frāg'mənt)  Pronunciation Key 
To reorganize the way information is stored on a computer disk so that all of the information belonging to a file is stored in a single, contiguous area the disk.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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FOLDOC
Computing Dictionary

defragment definition

tool, file system
/dee-frag(-ment)'/ (Or "defrag") To coalesce files and free space on a file system; to reduce fragmentation.
(2004-08-19)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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