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[
k
uh
-
roh
-nee-
uh
m
]
co·ro·ni·um
/
kəˈroʊ
ni
əm
/
Show Spelled
[
k
uh
-
roh
-nee-
uh
m
]
Show IPA
noun
Astronomy
.
a hypothetical element once thought to exist because certain spectral lines in the emission spectrum of the solar
corona
could not be identified by known elements. These lines were subsequently found to be emitted by certain highly ionized metals.
Origin:
1885–90;
coron(a)
+
-ium
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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coronium
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Coronium
is always a great word to know.
So is
system
. Does it mean:
So is
Sagittarius
. Does it mean:
So is
crescent
. Does it mean:
the time when the sun is farthest south from the celestial equator occurring around December 21st
a number of heavenly bodies associated and acting together according to certain natural laws
a celestial body with a mass of gas that is hot enough to produce and sustain nuclear fusion, thus producing luminosity
a zodiacal constellation between Scorpius and Capricorn also called the Archer
a bright red supergiant star in the constellation Orion
the figure of the moon in its first or last quarter, resembling a segment of a ring tapering to points at the ends
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