Definition of Corona

1. Noun. The outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse.

Exact synonyms: Aureole
Group relationships: Nimbus, Nimbus Cloud, Rain Cloud
Generic synonyms: Glow, Glowing, Radiance

2. Noun. (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower.
Category relationships: Botany, Phytology
Group relationships: Corolla
Generic synonyms: Plant Part, Plant Structure

3. Noun. An electrical discharge accompanied by ionization of surrounding atmosphere.

4. Noun. One or more circles of light seen around a luminous object.

5. Noun. (anatomy) any structure that resembles a crown in shape.

6. Noun. A long cigar with blunt ends.
Generic synonyms: Cigar

Definition of Corona

1. n. A crown or garland bestowed among the Romans as a reward for distinguished services.

Definition of Corona

1. Noun. A crown or garland bestowed among the Romans as a reward for distinguished services. ¹

2. Noun. (star) The luminous plasma atmosphere of the Sun or other star, extending millions of kilometres into space, most easily seen during a total solar eclipse, ¹

3. Noun. (biology) Any crown-like appendage of a plant or animal. ¹

4. Noun. (electrical): a low energy discharge caused by ionization of a gas by an electric field [quite common at conductor bends of 12kV or higher]. ¹

¹ Source:

Definition of Corona

1. a luminous circle around a celestial body [n -NAS or -NAE]

Medical Definition of Corona

1. A ring of tissue arising from the corolla or perianth of a flower and standing between the perianth lobes and the stamens. (09 Oct 1997)

Corona Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Corona Images

Lexicographical Neighbors of Corona

corollary relief
corona (current term)
corona capitis
corona ciliaris
corona clinica
corona dentis
corona discharge
corona radiata
corona seborrheica
corona veneris

Literary usage of Corona

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Popular Science Monthly by Harry Houdini Collection (Library of Congress) (1885)
"There are occasions on which the existence of the brighter part of corona near the sun's limb can be detected without an eclipse, e brightness of the sky ..."

2. The Popular Science Monthly (1872)
"corona fairly on to the glass. Mr. Brothers, of Manchester, however, showed how this difficulty was to be surmounted. He discarded the telescope and ..."

3. Transactions of the Kansas Academy of Science by Kansas Academy of Science (1901)
"CA Young, perhaps the most competent authority upon solar phenomena, writing about the sun's corona, says: "We must evidently wait awhile for the solution ..."

4. The New York Times Current History (1915)
"Count de Beaufort, War Correspondent of the Neu) York American and London Telegraph, with hit corona Typewriter, in the trenches in Belgium A Personal ..."

5. Transactions of the American Institute of Electrical Engineers by American Institute of Electrical Engineers (1917)
"By AIEE THE corona VOLTMETER BY JB WHITEHEAD AND MW Pl'LLEN ABSTRACT OF PAPER An instrument is described in which the first appearance of corona is used as ..."

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