Standard Lemma guide

terbium

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.

  • tûrʹbē-əm
  • US: /ˈtɝ.bi.əm/
  • US: Recorded audio is listed in the source snapshot.
  • General-American: Recorded audio is listed in the source snapshot.
  • rhymes with -ɜː(ɹ)biəm

1

noun

Meaning 1

A metallic chemical element (symbol Tb) with an atomic number of 65: a soft, silvery-white, rare earth metal that is malleable and ductile.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Tb, atomic number 65

Antonyms: none provided

Broader terms: metallic element, metal

History

Etymology

From Ytterby + -ium, named after Ytterby, Sweden, the same etymological source as yttrium, erbium, and ytterbium.

Across languages

Translations

70 source translations are retained for this English entry.

  • Afrikaans: terbium — chemical element
  • Albanian: terbium — chemical element
  • Arabic: تِرْبِيُوم (tirbiyūm) — chemical element
  • Armenian: տերբիում (terbium) — chemical element
  • Asturian: terbiu — chemical element
  • Basque: terbioa — chemical element
  • Belarusian: тэ́рбій (térbij) — chemical element
  • Breton: terbiom — chemical element
  • Bulgarian: те́рбий (térbij) — chemical element
  • Catalan: terbi — chemical element
  • Chinese Mandarin: 鋱 /铽 (tè) — chemical element
  • Cornish: terbyum — chemical element
  • Czech: terbium — chemical element
  • Danish: terbium — chemical element
  • Dutch: terbium — chemical element
  • Esperanto: terbio — chemical element
  • Estonian: terbium — chemical element
  • Faroese: terbium — chemical element
  • Finnish: terbium — chemical element
  • French: terbium — chemical element
  • West-Frisian: terbium — chemical element
  • Friulian: terbi — chemical element
  • Galician: terbio — chemical element
  • Georgian: ტერბიუმი (ṭerbiumi) — chemical element
  • German: Terbium — chemical element
  • Greek: τέρβιο (térvio) — chemical element
  • Hebrew: טרביום (térbiyum) — chemical element
  • Hindi: इद्भृशला (idbhŕślā) — chemical element
  • Hungarian: terbium — chemical element
  • Icelandic: terbín — chemical element
  • Irish: teirbiam — chemical element
  • Italian: terbio — chemical element
  • Japanese: テルビウム (terubiumu) — chemical element
  • Kashubian: terb — chemical element
  • Kazakh: тербий (terbii) — chemical element
  • Khmer: ទែប្យូម (tɛɛpyoum) — chemical element
  • Korean: 테르븀 (tereubyum) — chemical element
  • Korean: 터븀 (teobyum) — chemical element
  • Latin: terbium — chemical element
  • Latvian: terbijs — chemical element
  • Lithuanian: terbis — chemical element
  • Luxembourgish: Terbium — chemical element
  • Macedonian: те́рбиум (térbium) — chemical element
  • Malay: terbium — chemical element
  • Maltese: terbjum — chemical element
  • Manx: çherbium — chemical element
  • Mongolian: терби (terbi) — chemical element
  • Norwegian: terbium — chemical element
  • Polish: terb — chemical element
  • Portuguese: térbio — chemical element
  • Romanian: terbiu — chemical element
  • Russian: те́рбий (térbij) — chemical element
  • Scottish Gaelic: teirbiam — chemical element
  • Serbo-Croatian: тербиjум — chemical element
  • Serbo-Croatian: тербиj — chemical element
  • Serbo-Croatian: terbijum — chemical element
  • Serbo-Croatian: terbij — chemical element
  • Slovak: terbium — chemical element
  • Slovene: terbij — chemical element
  • Spanish: terbio — chemical element
  • Swedish: terbium — chemical element
  • Tajik: тербий (terbiy) — chemical element
  • Tamil: தென்னிரும்பு (teṉṉirumpu) — chemical element
  • Thai: เทอร์เบียม (təə-bîiam) — chemical element
  • Turkish: terbiyum — chemical element
  • Ukrainian: те́рбій (térbij) — chemical element
  • Uzbek: terbiy — chemical element
  • Uzbek: тербий (terbiy) — chemical element
  • Vietnamese: tecbi — chemical element
  • Welsh: terbiwm — chemical element