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flash memory

American  

noun

  1. Computers. a type of reprogrammable memory that retains information even with the power turned off.

flash memory Scientific  

  1. A kind of ROM that retains data when power is turned off and that can be electronically erased and reprogrammed without being removed from the circuit board.

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.

Similarly, flash memory maker Sandisk said AI has been driving more demand than it can keep up with.

From The Wall Street Journal • Apr. 16, 2026

While flash memory is taking a couple of points of market share from HDDs each year, HDDs continue to store around 80% of the world’s cloud data.

From Barron's • Apr. 6, 2026

That applies both to the flash memory chips that store photos and videos, called NAND, as well as the memory used to run apps quickly, called DRAM.

From The Wall Street Journal • Feb. 1, 2026

The flash memory is nonvolatile, meaning it can be used to store data without power, and is found in devices such as flash drives and smartphones.

From MarketWatch • Jan. 27, 2026

Then, with a flash, memory returned to me.

From A Master of Mysteries by Walton, J. Ambrose

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.