Exametre
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 An SI unit of length equal to 10¹⁸ metres. Symbol: Em
"Holonyms: zettametre < yottametre < ronnametre < quettametre"
Synonyms
All synonymsExample
More examples"Holonyms: zettametre < yottametre < ronnametre < quettametre"
Etymology
From exa- + metre.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.