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geocoronium

geocoronium noun: a hypothetical gaseous chemical element proposed to explain certain spectroscopic lines, and the green glow, found in the polar aurorae, that was later found to be explained by singly-ionized oxygen.

Noun

geocoronium (uncountable)

  1. (obsolete) A hypothetical gaseous chemical element proposed to explain certain spectroscopic lines, and the green glow, found in the polar aurorae, that was later found to be explained by singly-ionized oxygen.

Origin of geocoronium

From geo- + corona + -ium, coined by Alfred Wegener in 1911.

Questions about geocoronium

What does geocoronium mean?
Geocoronium means a hypothetical gaseous chemical element proposed to explain certain spectroscopic lines, and the green glow, found in the polar aurorae, that was later found to be explained by singly-ionized oxygen.
What part of speech is geocoronium?
Geocoronium is a noun.

Words near geocoronium in the dictionary

  1. geocoris
  2. geocorises
  3. geocorona
  4. geocoronal
  5. geocoronas
  6. geocoronium
  7. geocorrect
  8. geocorrected
  9. geocorrection
  10. geocorrections
  11. geocosmic

Source and license

Adapted from Wiktionary: geocoronium (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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