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Definitions

hard disk

[hahrd disk] / ˈhɑrd ˈdɪsk /
NOUN
permanent computer memory
Synonyms
WEAK
Winchester drive hard disk drive hard drive tape drive

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Find insight on Shopify, hard disk drive demand and more in the latest Market Talks covering Technology, Media and Telecom.

From The Wall Street Journal • Apr. 6, 2026

Find insight on modernization spending in the Trump administration’s defense budget, hard disk drive demand and more in the latest Market Talks covering Technology, Media and Telecom.

From The Wall Street Journal • Apr. 6, 2026

The company has benefited from a spike in demand for hard disk drives, or HDDs, driven by cloud computing and artificial intelligence.

From Barron's • Oct. 31, 2025

Western Digital is one of the largest players in enterprise hard disk drives and is gaining pricing power amid this backdrop, Travis Prentice, chief investment officer of the Informed Momentum Company, recently told MarketWatch.

From MarketWatch • Oct. 18, 2025

Over the next three years, the hard disk of his memory slowly began to be erased, beginning with the most recent information and proceeding backward.

From "Middlesex: A Novel" by Jeffrey Eugenides