Standard Lemma guide

terametre

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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

An SI unit of length equal to 1012 metres. Symbol: Tm

Definition source: English Wiktionary via Wiktextract

Topics: metrology

Examples

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

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From tera- + metre.

Across languages

Translations

2 source translations are retained for this English entry.

  • French: téramètre — SI unit of length equal to 1012 metres
  • Thai: เทระเมตร — SI unit of length equal to 1012 metres