Standard Lemma guide

exametre

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

An SI unit of length equal to 1018 metres. Symbol: Em

Definition source: English Wiktionary via Wiktextract

Topics: metrology

Examples

  • Holonyms: zettametre < yottametre < ronnametre < quettametre
  • Meronyms: picometre < nanometre < micrometre < millimetre < centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre < petametre

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From exa- + metre.