exabyte
LowTechnical/Specialist
Definition
Meaning
A unit of digital information or computer storage equal to one quintillion (10^18) bytes, or more commonly 1,152,921,504,606,846,976 bytes (2^60 bytes).
In computing and data science, it denotes an extremely large amount of data, often used in contexts like global data traffic, massive-scale storage, and big data analytics.
Linguistics
Semantic Notes
The term describes a specific, immense quantity of data, not a quality or process. It is rarely encountered in everyday conversation.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or spelling differences. Pronunciation variations may exist (see IPA).
Connotations
Identical technical connotation in both varieties.
Frequency
Equally rare in both technical registers.
Vocabulary
Collocations
Grammar
Valency Patterns
an exabyte of [data/information]measure/capacity of X exabytesstorage measured in exabytesVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Usage
Context Usage
Business
Used in corporate IT strategy discussions about future data storage needs or cloud infrastructure.
Academic
Appears in research papers on data science, cosmology simulations, or internet traffic modeling.
Everyday
Virtually never used; 'terabyte' or 'petabyte' are more common upper limits.
Technical
Standard term in high-performance computing, data center design, and telecommunications.
Examples
By CEFR Level
- A modern smartphone has gigabytes of storage, but an exabyte is much, much bigger.
- Scientists estimate that the total digital data created globally will soon reach several exabytes per year.
- The new data centre's projected capacity is in the exabyte range, necessitating novel cooling solutions.
Learning
Memory Aids
Mnemonic
Think 'EXA-llion bytes' – EXA connects to an extremely large number (10^18).
Conceptual Metaphor
DATA IS A SUBSTANCE (measured in units like a liquid).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'экзабайт' (direct loanword); it's understood but very technical. Avoid calquing structures like 'exabyte данных' – 'exabyte of data' is the English pattern.
Common Mistakes
- Misspelling as 'exobyte' or 'exobite'. Confusing its magnitude (it's larger than a petabyte). Using it as an adjective without 'of' (e.g., 'exabyte data' is incorrect).
Practice
Quiz
Which of these represents the LARGEST amount of data?
FAQ
Frequently Asked Questions
One exabyte equals approximately 1,073,741,824 gigabytes.
Yes, one exabyte is equal to 1,024 petabytes.
In advanced technical fields like scientific research, global data infrastructure reports, and futuristic discussions of data storage.
The next larger units are the zettabyte (1,024 exabytes) and the yottabyte (1,024 zettabytes).