Standard Lemma guide

ebonite

noun · 2 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.

  • /ˈɛb.əˌnaɪt/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

The relatively hard product of vulcanizing natural rubber with sulfur.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: vulcanite, hard rubber

Antonyms: none provided

Broader terms: rubber

2

noun

Meaning 2

a hard nonresilient rubber formed by vulcanizing natural rubber

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: hard rubber, vulcanite

Antonyms: none provided

Broader terms: rubber, natural rubber, India rubber, gum elastic, caoutchouc

History

Etymology

Genericized trademark; the trademark was From ebony + -ite.

Across languages

Translations

28 source translations are retained for this English entry.

  • Arabic: إِبُونِيت (ʔibūnīt) — product of vulcanizing rubber with sulfur
  • Belarusian: эбані́т (ebanít) — product of vulcanizing rubber with sulfur
  • Catalan: ebonita — product of vulcanizing rubber with sulfur
  • Chinese Mandarin: 硬膠 /硬胶 (yìngjiāo) — product of vulcanizing rubber with sulfur
  • Chinese Mandarin: 硬橡膠 /硬橡胶 (yìngxiàngjiāo) — product of vulcanizing rubber with sulfur
  • Czech: ebonit — product of vulcanizing rubber with sulfur
  • Esperanto: ebonito — product of vulcanizing rubber with sulfur
  • Estonian: eboniit — product of vulcanizing rubber with sulfur
  • Finnish: eboniitti — product of vulcanizing rubber with sulfur
  • French: ébonite — product of vulcanizing rubber with sulfur
  • Galician: ebonita — product of vulcanizing rubber with sulfur
  • German: Ebonit — product of vulcanizing rubber with sulfur
  • Greek: εβονίτης (evonítis) — product of vulcanizing rubber with sulfur
  • Icelandic: harðgúmmí — product of vulcanizing rubber with sulfur
  • Icelandic: tinnugúmmí — product of vulcanizing rubber with sulfur
  • Ido: ebonito — product of vulcanizing rubber with sulfur
  • Indonesian: ebonit — product of vulcanizing rubber with sulfur
  • Irish: éabainnít — product of vulcanizing rubber with sulfur
  • Italian: ebanite — product of vulcanizing rubber with sulfur
  • Japanese: エボナイト (ebonaito) — product of vulcanizing rubber with sulfur
  • Korean: 에보나이트 (ebonaiteu) — product of vulcanizing rubber with sulfur
  • Malay: ebonit — product of vulcanizing rubber with sulfur
  • Manx: eabbanite — product of vulcanizing rubber with sulfur
  • Polish: ebonit — product of vulcanizing rubber with sulfur
  • Portuguese: ebonite — product of vulcanizing rubber with sulfur
  • Russian: эбони́т (ebonít) — product of vulcanizing rubber with sulfur
  • Spanish: ebonita — product of vulcanizing rubber with sulfur
  • Ukrainian: ебоні́т (ebonít) — product of vulcanizing rubber with sulfur