Word.ws English Dictionary

esperium

esperium is the alternative form of hesperium.

Meaning of hesperium

Noun

hesperium (uncountable)

  1. (obsolete) A rejected name for plutonium. (Esperium chemical symbol: Es)

Questions about esperium

What is esperium the alternative form of?
Esperium is the alternative form of hesperium.

Words near esperium in the dictionary

  1. esperanzaite
  2. Espericueta
  3. Espericuetas
  4. esperite
  5. esperites
  6. esperium
  7. espers
  8. espesh
  9. espesially
  10. espetada
  11. espetadas

Source and license

Adapted from Wiktionary: esperium (page history and authors); hesperium (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.

Last updated:

Cite this entry: “esperium.” Word.ws, https://word.ws/esperium. Based on Wiktionary, CC BY-SA 4.0.