Standard Lemma guide

petametre

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 1015 metres. Symbol: Pm

Definition source: English Wiktionary via Wiktextract

Topics: metrology

Examples

  • Meronyms: picometre < nanometre < micrometre < millimetre < centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.