Standard Lemma guide

mendelevium

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.

  • Received-Pronunciation: mĕndəlēv'ēəm
  • Received-Pronunciation: /ˌmɛn.dəˈliː.vi.əm/
  • Received-Pronunciation: /-ˈleɪ-/
  • General-American: /ˌmɛn.dəˈli.vi.əm/
  • General-American: /-ˈleɪ-/
  • General-American: Recorded audio is listed in the source snapshot.
  • Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A radioactive metallic transuranic chemical element (symbol Md) with atomic number 101, which is artificially produced in a particle accelerator.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Md, Mv, unnilunium

Antonyms: none provided

2

noun

Meaning 2

a radioactive transuranic element synthesized by bombarding einsteinium with alpha particles (Md is the current symbol for mendelevium but Mv was formerly the symbol)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Md, Mv, atomic number 101

Antonyms: none provided

Broader terms: chemical element, element

History

Etymology

From a modified version of Mendeleev + -ium (suffix forming names of metal elements), named in honour of the Russian chemist Dmitri Mendeleev (1834–1907) who formulated the periodic law and created an early version of the periodic table of elements. The word was proposed by a team from the University of California, Berkeley, comprising the team leader Stanley Gerald Thompson and members Gregory Robert Choppin, Albert Ghiorso, Bernard George Harvey, and Glenn T. Seaborg, who artificially synthesized the element in early 1955. (The same name was proposed, but rejected, for the earlier-discovered elements berkelium and erbium.)

Across languages

Translations

69 source translations are retained for this English entry.

  • Afrikaans: mendelevium — chemical element with atomic number 101
  • Albanian: mendelevium — chemical element with atomic number 101
  • Arabic: مَنْدَلِفْيُوم (mandalifyum) — chemical element with atomic number 101
  • Armenian: մենդելեւիում (mendelewium) — chemical element with atomic number 101
  • Asturian: mendeleviu — chemical element with atomic number 101
  • Basque: mendelebioa — chemical element with atomic number 101
  • Belarusian: мендзяле́вій (mjendzjaljévij) — chemical element with atomic number 101
  • Breton: mendeleviom — chemical element with atomic number 101
  • Bulgarian: менделе́вий (mendelévij) — chemical element with atomic number 101
  • Catalan: mendelevi — chemical element with atomic number 101
  • Chinese Mandarin: 鍆 /钔 (mén) — chemical element with atomic number 101
  • Cornish: mendelevyum — chemical element with atomic number 101
  • Czech: mendelevium — chemical element with atomic number 101
  • Danish: mendelevium — chemical element with atomic number 101
  • Dutch: mendelevium — chemical element with atomic number 101
  • Esperanto: mendelevio — chemical element with atomic number 101
  • Estonian: mendeleevium — chemical element with atomic number 101
  • Faroese: mendelevium — chemical element with atomic number 101
  • Finnish: mendelevium — chemical element with atomic number 101
  • French: mendélévium — chemical element with atomic number 101
  • West-Frisian: mendelevium — chemical element with atomic number 101
  • Friulian: mendelevi — chemical element with atomic number 101
  • Galician: mendelevio — chemical element with atomic number 101
  • Georgian: მენდელეევიუმი (mendeleeviumi) — chemical element with atomic number 101
  • German: Mendelevium — chemical element with atomic number 101
  • Greek: μεντελέβιο (mentelévio) — chemical element with atomic number 101
  • Hebrew: מנדלביום (mendelevyum) — chemical element with atomic number 101
  • Hungarian: mendelévium — chemical element with atomic number 101
  • Icelandic: mendelevín — chemical element with atomic number 101
  • Irish: meindiléiviam — chemical element with atomic number 101
  • Italian: mendelevio — chemical element with atomic number 101
  • Japanese: メンデレビウム (menderebiumu) — chemical element with atomic number 101
  • Kashubian: mendeléw — chemical element with atomic number 101
  • Kazakh: менделевий (mendelevii) — chemical element with atomic number 101
  • Korean: 멘델레븀 (mendellebyum) — chemical element with atomic number 101
  • Latin: mendelelevium — chemical element with atomic number 101
  • Latvian: mendelevijs — chemical element with atomic number 101
  • Lithuanian: mendelevis — chemical element with atomic number 101
  • Luxembourgish: Mendelevium — chemical element with atomic number 101
  • Macedonian: менделевиум (mendelevium) — chemical element with atomic number 101
  • Malay: mendelevium — chemical element with atomic number 101
  • Maltese: mendelevjum — chemical element with atomic number 101
  • Manx: mendelevium — chemical element with atomic number 101
  • Mongolian: менделеби (mendelebi) — chemical element with atomic number 101
  • Norwegian: mendelevium — chemical element with atomic number 101
  • Polish: mendelew — chemical element with atomic number 101
  • Portuguese: mendelévio — chemical element with atomic number 101
  • Romanian: mendeleviu — chemical element with atomic number 101
  • Russian: менделе́вий (mendelévij) — chemical element with atomic number 101
  • Scottish Gaelic: meindilèiviam — chemical element with atomic number 101
  • Serbo-Croatian: мендељевиj — chemical element with atomic number 101
  • Serbo-Croatian: мендељевиjум — chemical element with atomic number 101
  • Serbo-Croatian: mendeljevij — chemical element with atomic number 101
  • Serbo-Croatian: mendeljevijum — chemical element with atomic number 101
  • Slovak: mendelevium — chemical element with atomic number 101
  • Slovene: mendelevij — chemical element with atomic number 101
  • Spanish: mendelevio — chemical element with atomic number 101
  • Swedish: mendelevium — chemical element with atomic number 101
  • Tajik: менделевий (mendeleviy) — chemical element with atomic number 101
  • Tamil: மெண்டலேவியம் (meṇṭalēviyam) — chemical element with atomic number 101
  • Thai: เมนเดลีเวียม (men-dee-lii-wîiam) — chemical element with atomic number 101
  • Turkish: mendelevyum — chemical element with atomic number 101
  • Ukrainian: менделе́вій (mendelévij) — chemical element with atomic number 101
  • Uyghur: مېندېلېيېۋىي (mëndëlëyëwiy) — chemical element with atomic number 101
  • Uzbek: mendeleviy — chemical element with atomic number 101
  • Uzbek: менделеевий (mendeleyeviy) — chemical element with atomic number 101
  • Vietnamese: menđelevi — chemical element with atomic number 101
  • Volapük: mendelevin — chemical element with atomic number 101
  • Welsh: mendelefiwm — chemical element with atomic number 101