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floppy disk

or flop·py·disk

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noun
  1. Computers. a thin plastic disk coated with magnetic material, on which computer data and programs can be stored for later retrieval.
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Origin of floppy disk

First recorded in 1970–75; called floppy from the fact that the earliest disks are ‘flexible’, though the later (3.5 inch) disks have a rigid plastic case
Also called floppy, diskette, flexible disk, magnetic disk.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

floppydiskdiskette

British Dictionary definitions for floppy disk

floppy disk

noun
  1. a flexible removable magnetic disk that stores information and can be used to store data for use in a microprocessorAlso called: diskette, flexible disk
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

floppy disk in Science

floppy disk

[flŏppē]
  1. A flexible plastic disk coated with magnetic material and covered by a protective jacket, used for storing data. Floppy disks were once the principal storage medium for personal computers, but inexpensive hard disks and writable compact disks have greatly diminished their role.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.