coronium

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

English[edit]

Wikipedia has an article on:
Wikipedia

Etymology[edit]

corona +‎ -ium

Noun[edit]

coronium (uncountable)

  1. (chemistry, obsolete) A supposed chemical element, hypothesized in the 19th century in order to explain a green emission line seen during a solar eclipse (actually highly ionized iron).

Coordinate terms[edit]