Standard Lemma guide

neodymium

noun · 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

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  • UK: /nɪə(ʊ)ˈdɪmɪəm/
  • /ˌniː.oʊˈdɪmiəm/
  • US: nēōdĭm'ēəm
  • US: Recorded audio is listed in the source snapshot.
  • General-American: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A chemical element (symbol Nd) with an atomic number of 60: a hard, slightly malleable silvery rare earth metal that quickly tarnishes in air and moisture.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A single atom of this element.

Definition source: English Wiktionary via Wiktextract

Usage: countable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Nd, atomic number 60

Antonyms: none provided

Broader terms: metallic element, metal

History

Etymology

From neo- + (di)dymium.

Across languages

Translations

71 source translations are retained for this English entry.

  • Afrikaans: neodimium — chemical element
  • Albanian: neodim — chemical element
  • Arabic: نِيُودِيمِيُوم (niyūdīmiyūm) — chemical element
  • Armenian: նեոդիմ (neodim) — chemical element
  • Asturian: neodimu — chemical element
  • Basque: neodimioa — chemical element
  • Belarusian: неады́м (njeadým) — chemical element
  • Breton: neodim — chemical element
  • Bulgarian: неоди́м (neodím) — chemical element
  • Catalan: neodimi — chemical element
  • Chinese Mandarin: 釹 /钕 (nǚ) — chemical element
  • Cornish: neodymyum — chemical element
  • Czech: neodym — chemical element
  • Danish: neodym — chemical element
  • Dutch: neodymium — chemical element
  • Esperanto: neodimo — chemical element
  • Estonian: neodüüm — chemical element
  • Faroese: neodym — chemical element
  • Finnish: neodyymi — chemical element
  • French: néodyme — chemical element
  • West-Frisian: neodymium — chemical element
  • Friulian: neodimi — chemical element
  • Galician: neodimio — chemical element
  • Georgian: ნეოდიმი (neodimi) — chemical element
  • German: Neodym — chemical element
  • Greek: νεοδύμιο (neodýmio) — chemical element
  • Hebrew: ניאודימיום (niodímyum) — chemical element
  • Hindi: आपीतला (āpītlā) — chemical element
  • Hungarian: neodímium — chemical element
  • Icelandic: neodým — chemical element
  • Irish: neoidimiam — chemical element
  • Italian: neodimio — chemical element
  • Japanese: ネオジム (neojimu) — chemical element
  • Kashubian: neòdim — chemical element
  • Kazakh: неодим (neodim) — chemical element
  • Khmer: នេអូឌឹម (neiʼoudɨm) — chemical element
  • Korean: 네오디뮴 (ne'odimyum) — chemical element
  • Latin: neodymium — chemical element
  • Latvian: neodīms — chemical element
  • Lithuanian: neodimis — chemical element
  • Luxembourgish: Neodym — chemical element
  • Macedonian: неодимиум (neodimium) — chemical element
  • Malay: neodimium — chemical element
  • Maltese: neodimjum — chemical element
  • Manx: neodimmium — chemical element
  • Mongolian: неодим (neodim) — chemical element
  • Norwegian Bokmål: neodym — chemical element
  • Norwegian Nynorsk: neodym — chemical element
  • Polish: neodym — chemical element
  • Portuguese: neodímio — chemical element
  • Romanian: neodim — chemical element
  • Russian: неоди́м (neodím) — chemical element
  • Scottish Gaelic: neoidimiam — chemical element
  • Serbo-Croatian: неодиjум — chemical element
  • Serbo-Croatian: неодиj — chemical element
  • Serbo-Croatian: neodijum — chemical element
  • Serbo-Croatian: neodij — chemical element
  • Slovak: neodym — chemical element
  • Slovene: neodim — chemical element
  • Spanish: neodimio — chemical element
  • Swedish: neodym — chemical element
  • Tajik: неодим (neodim) — chemical element
  • Tamil: நியோடைமியம் (niyōṭaimiyam) — chemical element
  • Thai: นีโอดิเมียม (nii-oo-dì-mîiam) — chemical element
  • Turkish: neodim — chemical element
  • Ukrainian: неоди́м (neodým) — chemical element
  • Uzbek: neodim — chemical element
  • Uzbek: неодим (neodim) — chemical element
  • Vietnamese: neođim — chemical element
  • Volapük: neodümin — chemical element
  • Welsh: neodymiwm — chemical element