CORONIUM

Etymology

Noun

coronium (uncountable)

(chemical element, 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

• geocoronium

• nebulium

Source: Wiktionary


Co*ro"ni*um, n. [NL. See Corona.] (Chem. & Astron.)

Definition: The principal gaseous substance forming the solar corona, characterized by a green line in the coronal spectrum.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

24 January 2025

AGITATION

(noun) a state of agitation or turbulent change or development; “the political ferment produced new leadership”; “social unrest”


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Coffee Trivia

In 1511, leaders in Mecca believed coffee stimulated radical thinking and outlawed the drink. In 1524, the leaders overturned that order, and people could drink coffee again.

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