Zettameter

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    US spelling of zettametre. US, alt-of

    "On the other extreme, our galaxy (we call it the Milky Way) is about 0.9 Zm (Zettameters, 100 million trillion meters) in diameter."

Example

More examples

"On the other extreme, our galaxy (we call it the Milky Way) is about 0.9 Zm (Zettameters, 100 million trillion meters) in diameter."

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