Yottabyte

//ˈjɒtəbaɪt// noun, slang

noun, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    One septillion (10²⁴, or 1,000,000,000,000,000,000,000,000) bytes or 1,000 zettabytes.

    "[…] the Pentagon is attempting to expand its worldwide communications network, known as the Global Information Grid, to handle yottabytes (10²⁴ bytes) of data. (A yottabyte is a septillion bytes—so large that no one has yet coined a term for the next higher magnitude.)"

  2. 2
    a unit of information equal to 1024 zebibytes or 2^80 bytes wordnet
  3. 3
    A yobibyte. informal
  4. 4
    a unit of information equal to 1000 zettabytes or 10^24 bytes wordnet

Example

More examples

"[…] the Pentagon is attempting to expand its worldwide communications network, known as the Global Information Grid, to handle yottabytes (10²⁴ bytes) of data. (A yottabyte is a septillion bytes—so large that no one has yet coined a term for the next higher magnitude.)"

Etymology

From yotta- + byte.

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