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mendeleevium

mendeleevium is the rare spelling of mendelevium.

Meaning of mendelevium

Noun

mendelevium (uncountable)

  1. A radioactive metallic transuranic chemical element (symbol Md) with atomic number 101, which is artificially produced in a particle accelerator.
    • Mendelevium, the heaviest and rarest form of matter known, has been produced in the University of California's cyclotron. Identity based on only 17 atoms of new element [subtitle]. […] Mendelevium is intensely radioactive, decaying by spontaneous fission. Its half-life is between a half hour and...1955 May 14, “Element 101 Discovered”, in Science News Letter, volume 67, number 20, Washington, D.C.: Science Service, →ISSN, →OCLC, page 307, column 1
    Synonyms:
    Md, Mv, unnilunium
    1. (countable) An atom of this element.

Questions about mendeleevium

What is mendeleevium the rare spelling of?
Mendeleevium is the rare spelling of mendelevium.

Words near mendeleevium in the dictionary

  1. Mendeleeff's law
  2. Mendeleefian
  3. Mendeleev
  4. Mendeleev's law
  5. Mendeleevian
  6. mendeleevium
  7. mendelevate
  8. mendelevates
  9. Mendelevian
  10. mendelevium
  11. Mendeleyev

Source and license

Adapted from Wiktionary: mendeleevium (page history and authors); mendelevium (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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