Dictionary.com

defragment

[ dee-frag-muhnt, -ment ]
/ diˈfræg mənt, -mɛnt /
Save This Word!

verb (used with object) Computers.
to reorganize files on (a hard disk drive) so that the parts of each file are stored in contiguous sectors on the disk, thereby improving computer performance and maximizing disk space.
QUIZ
QUIZ YOURSELF ON AFFECT VS. EFFECT!
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Also Informal, defrag .

Origin of defragment

First recorded in 1980–85; de- + fragment

OTHER WORDS FROM defragment

de·frag·men·ta·tion, nounde·frag·ment·er, noun

Words nearby defragment

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use defragment in a sentence

Scientific definitions for defragment

defragment
[ dĭ-frăgmənt ]

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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK