coronium

English

English Wikipedia has an article on:

coronium

Wikipedia

Etymology

From corona +‎ -ium, coined by a certain A. Gruenwald.

Noun

coronium (uncountable)

1. (historical) A supposed chemical element, hypothesized in the 19th century in order to explain a green emission line seen during the total solar eclipse of 7 August 1869 (actually highly ionized iron).

Coordinate terms

• geocoronium
• nebulium

Dutch

Etymology

Borrowed from English coronium, coined by a certain A. Gruenwald. Equivalent corona +‎ -ium.

Pronunciation

• IPA^(key): /ˌkoːˈroː.ni.ʏm/
• Hyphenation: co‧ro‧ni‧um
• Rhymes: -oːniʏm

Noun

coronium n (uncountable, no diminutive)

1. (historical, astronomy, chemistry) coronium (obsolete chemical element, hypothesised to exist based on a green emission line)

Derived terms

• geocoronium