Standard Lemma guide

diametrically

adv · 3 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.

  • UK: /ˌdaɪ.əˈmɛt.ɹɪk.li/
  • Australia: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: D AY2 AH0 M EH1 T R IH0 K AH0 L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: D AY2 AH0 M EH1 T R IH0 K L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adv

Meaning 1

Separated by a diameter, on exactly the opposite side.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adv

Meaning 2

Absolutely (in opposition).

Definition source: English Wiktionary via Wiktextract

Usage: especially

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adverb

Meaning 3

as from opposite ends of a diameter

Definition source: Princeton WordNet 3.0

Examples

  • when two honest witnesses give accounts of the same event that differ diametrically, how can anyone prove that the evidence you gave was deliberately false?
  • three of these brushes were approximately 120 feet apart and the fourth diametrically opposite to one of the three

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From diametrical + -ly.

Across languages

Translations

22 source translations are retained for this English entry.

  • Armenian: տրամագծորեն (tramagcoren) — on exactly the opposite side
  • Catalan: diametralment — on exactly the opposite side
  • Czech: diametrálně — on exactly the opposite side
  • Danish: diametralt — on exactly the opposite side
  • Estonian: diametraalselt — on exactly the opposite side
  • Finnish: vastapäätä — on exactly the opposite side
  • Finnish: vastakkain — on exactly the opposite side
  • Finnish: täysin vastakkainen — on exactly the opposite side
  • French: diamétralement — on exactly the opposite side
  • German: diametral — on exactly the opposite side
  • German: diametrisch — on exactly the opposite side
  • Hungarian: homlokegyenest (with ellenkező/ellentétes) — on exactly the opposite side
  • Japanese: 百八十度 (hyakuhachijūdo) — on exactly the opposite side
  • Japanese: 対極に (taikyoku ni) — on exactly the opposite side
  • Norwegian Bokmål: diametralt — on exactly the opposite side
  • Norwegian Nynorsk: diametralt — on exactly the opposite side
  • Polish: diametralnie — on exactly the opposite side
  • Portuguese: diametralmente — on exactly the opposite side
  • Russian: диаметра́льно (diametrálʹno) — on exactly the opposite side
  • Spanish: diametralmente — on exactly the opposite side
  • Swedish: diametralt — on exactly the opposite side
  • Ukrainian: діаметра́льно (diametrálʹno) — on exactly the opposite side