Yottajoule

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    One septillion (10²⁴) joules.

    "One yottajoule is 1,000,000,000,000,000,000,000,000 joules or one trillion trillion joules. When we talk about dieting we talk about kilojoules, which is one thousand joules."

Example

More examples

"One yottajoule is 1,000,000,000,000,000,000,000,000 joules or one trillion trillion joules. When we talk about dieting we talk about kilojoules, which is one thousand joules."

Etymology

From yotta- + joule.

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