noun, slang ·Moderate ·College level

Definitions

Noun

1. 1
   One quintillion (10¹⁸, or 1,000,000,000,000,000,000) bytes or 1,000 petabytes.

   "Altogether, the human brain is estimated to hold something in the order of 200 exabytes of information."

2. 2
   a unit of information equal to 1024 pebibytes or 2^60 bytes wordnet
3. 3
   An exbibyte. informal
4. 4
   a unit of information equal to 1000 petabytes or 10^18 bytes wordnet

Synonyms

All synonyms

ebeibexbibyteexbibytepetabytezettabyte

Example

More examples

"Altogether, the human brain is estimated to hold something in the order of 200 exabytes of information."

Etymology

From exa- + byte.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.