flash memory: meaning, definition, pronunciation and examples
MediumTechnical, Semi-technical (common in consumer electronics contexts)
Quick answer
What does “flash memory” mean?
A type of non-volatile computer storage that can be electrically erased and reprogrammed, retaining data without power.
Audio
Pronunciation
Definition
Meaning and Definition
A type of non-volatile computer storage that can be electrically erased and reprogrammed, retaining data without power.
Refers broadly to any electronic, solid-state storage technology that uses floating-gate transistors, including SSDs, USB drives, and memory cards. In extended use, it can metaphorically describe fast, temporary recall or storage of information.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. 'USB stick' is slightly more common in UK English, 'thumb drive' or 'flash drive' in US English, but 'flash memory' as the technology term is identical.
Connotations
Neutral technical term in both varieties.
Frequency
Equally frequent in technical and consumer electronics contexts in both regions.
Grammar
How to Use “flash memory” in a Sentence
The [DEVICE] is equipped with [AMOUNT] of flash memory.[AMOUNT] of flash memory is used for [PURPOSE].Data is stored on/in the flash memory.Vocabulary
Collocations
Examples
Examples of “flash memory” in a Sentence
noun
British English
- The camera's flash memory is not removable.
- You'll need a card reader to access the flash memory.
American English
- Most laptops now use flash memory instead of hard drives.
- The flash memory in this drive is very high quality.
Usage
Meaning in Context
Business
The new product line features increased flash memory, reducing load times.
Academic
The study compares the longevity of different architectures for NAND flash memory.
Everyday
My phone ran out of space because the flash memory is full of photos.
Technical
The controller manages wear leveling across the flash memory blocks.
Vocabulary
Synonyms of “flash memory”
Strong
Neutral
Weak
Vocabulary
Antonyms of “flash memory”
Watch out
Common Mistakes When Using “flash memory”
- Using 'flash memory' as a verb (e.g., 'I will flash memory the file' – incorrect).
- Confusing it with 'cache memory' (which is volatile and for temporary, high-speed access).
- Misspelling as 'flashmemmory' or 'flash-memory' (standard spelling is two words).
FAQ
Frequently Asked Questions
No. RAM (Random Access Memory) is volatile and loses data when power is off. Flash memory is non-volatile and retains data without power.
It is generally not recommended and often unnecessary. Defragmentation is designed for mechanical hard drives and can cause excessive write cycles on flash memory, potentially reducing its lifespan.
It refers to the type of logic gate (NOT-AND) used in the memory cell's design. NAND flash is the most common type, offering high density and lower cost per bit.
The name was coined by Toshiba engineer Dr. Fujio Masuoka, suggesting the ability to erase a large block of memory 'in a flash', reminiscent of a camera flash.
A type of non-volatile computer storage that can be electrically erased and reprogrammed, retaining data without power.
Flash memory is usually technical, semi-technical (common in consumer electronics contexts) in register.
Flash memory: in British English it is pronounced /ˌflæʃ ˈmem.ər.i/, and in American English it is pronounced /ˌflæʃ ˈmem.ər.i/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “A flash in the pan (not related, but a potential false friend for learners due to the word 'flash')”
Learning
Memory Aids
Mnemonic
Think of a camera's FLASH: it's instant and temporary in display, but the picture is stored. FLASH MEMORY stores data instantly and keeps it even when the 'power light' is off.
Conceptual Metaphor
STORAGE IS A SPACE/CONTAINER ("The flash memory is full."); TECHNOLOGY IS A FOUNDATION ("Built on flash memory technology").
Practice
Quiz
What is a key characteristic of flash memory?