hard disk


Definition of hard disk

: a rigid metal disk coated with a magnetic material on which data for a computer can be stored also : hard drive

Examples of hard disk in a Sentence

Remember to save the file to your hard disk.
Recent Examples on the Web Adding just three qubits to Google’s challenger machine would have exhausted Summit’s hard disks. The Economist, "IBM challenges a recent result in quantum computing," 31 Oct. 2019 Batch computing—running programs one after the other—rarely required that a computer be able to permanently store information, and many mainframes did not have any permanent storage device (whether a tape or a hard disk) attached to them. Richard Jensen, Ars Technica, "Unix at 50: How the OS that powered smartphones started from failure," 29 Aug. 2019 Another round of fingerprinting uses a PowerShell script to gather details about the visitors' devices, including their operating system, user name, video card, hard disk, and any antivirus products. Dan Goodin, Ars Technica, "New ransomware infections are the worst drive-by attacks in recent memory," 27 June 2019 If your point of comparison is conventional hard disks, this doesn't matter too much; a good SSD will typically have five or six times the throughput and 10,000 times the IOPS of even a very fast rust disk. Jim Salter, Ars Technica, "Digging into the new features in OpenZFS post-Linux migration," 20 June 2019 Phase-change memory seems to offer the best of both worlds: the speed of current RAM with the permanence of a hard disk. John Timmer, Ars Technica, "Memristors built with 2-nanometer-thick parts," 14 Nov. 2018 James Somers’ story is full of terrific anecdotes about Google’s early days: When a car goes around a turn, more ground must be covered by the outside wheels; likewise, the outer edge of a spinning hard disk moves faster than the inner one. Casey Newton, The Verge, "Google’s appearance before Congress will mark a turning point for its CEO," 5 Dec. 2018 For someone who may need to take their stuff on the go, a portable solid state drive like the Samsung T5 is a noticeably faster and more reliable way to move around files than a traditional hard disk drive. Jeff Dunn, Ars Technica, "The Ars Holiday Gift Guide 2018—good tech for the power user in your life," 4 Dec. 2018 The Guardia di Finanza also seized the hard disks of about 10 Autostrade managers that could be persons of interest in the investigation and may have played a role in the management of the bridge, the person said. Donato Paolo Mancini, WSJ, "Offices of Italian Bridge Manager Autostrade Searched in Three Cities," 23 Aug. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hard disk.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hard disk

1973, in the meaning defined above

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Time Traveler for hard disk

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The first known use of hard disk was in 1973

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Cite this Entry

“Hard disk.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/hard%20disk. Accessed 28 January 2020.

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More Definitions for hard disk

hard disk


English Language Learners Definition of hard disk

computers : a disk that is not flexible and that is used to store computer data

hard disk


Kids Definition of hard disk

1 : a rigid metal disk used to store computer data

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More from Merriam-Webster on hard disk

Rhyming Dictionary: Words that rhyme with hard disk

Spanish Central: Translation of hard disk

Nglish: Translation of hard disk for Spanish Speakers

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showing steady, earnest care and effort

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