corona

co·ro·na

noun

pl. -·nas or -·nae

a crown or something resembling a crown
a circular chandelier hanging from a church ceiling
a long cigar with straight sides and blunt ends
Anat.
1. a crownlike part
2. the crown of a tooth, of a skull, etc.
Archit. the top projection of a cornice
Astron.
1. the layer of ionized gas surrounding the sun, characterized by an extremely low density, an extremely high temperature, and a constantly changing shape extending great distances from the sun: clearly visible during a total solar eclipse
2. a ring of colored light seen around a luminous body, as the sun or moon, formed by the diffraction of light caused by mist, dust, etc.
Bot. an extra whorl of flower parts between the corolla and the stamens, as in the daffodil, forming a crownlike or cuplike part
Elec. a luminous discharge that may occur around a high-voltage conductor due to ionization of the surrounding air

Origin of corona

L, crown

Corona

city in S Calif.

Origin of Corona

Spanish and L, wreath, crown: so named for the circular boulevard around the city

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corona

noun

pl. co·ro·nas, or co·ro·nae

Astronomy
a. A faintly colored luminous ring or halo appearing to surround a celestial body when viewed through a haze or thin cloud, especially such a ring around the moon or sun, caused by scattering or diffraction of light from suspended particulate matter in the intervening medium. Also called aureole .
b. The luminous irregular envelope of extremely hot and highly ionized gas located outside the chromosphere of the sun.
Architecture An overhanging part near the top of a classical cornice, having a flat outer face.
A cigar with a long tapering body and blunt ends.
Anatomy The crownlike upper portion of a bodily part or structure, such as the top of the head.
Botany A crown-shaped, funnel-shaped, or trumpet-shaped outgrowth or appendage of the perianth of certain flowers, such as a daffodil. Also called crown .
Electricity A faint glow enveloping the high-field electrode in a corona discharge, often accompanied by streamers directed toward the low-field electrode.

Origin of corona

Latin corōna ; see crown .

THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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"corona." YourDictionary, n.d. Web. 05 December 2018. <https://www.yourdictionary.com/corona>.

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Plural coronas

The luminous, irregular envelope of gas outside the chromosphere of a star. The Sun's corona is composed of ionized gas between approximately 1,000,000°K and 2,000,000°K and has an extremely low density. This phenomenon is visible only during a solar eclipse.
A faintly colored luminous ring appearing to surround a celestial body (such as the Moon or Sun) that is visible through a haze or thin cloud, caused by diffraction of light from suspended matter in the intervening medium. Also called aureole
A faint glow of the air in the region of very strong electric fields, caused by ionization of the air molecules and flow of current in that region in corona discharge.
The crownlike upper portion of a bodily part or structure, such as the top of the head.
A crown-shaped structure on the inner side of the petals of some flowers, such as the daffodil.

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Noun

(plural coronas or coronae or coronæ)

A crown or garland bestowed among the Romans as a reward for distinguished services.
(astronomy) The luminous plasma atmosphere of the Sun or other star, extending millions of kilometres into space, most easily seen during a total solar eclipse,
(biology) Any crown-like appendage of a plant or animal.
(electricity) corona discharge

Origin

From Latin corōna (“garland, crown”), from Ancient Greek κορώνη (korōnē, “garland, wreath”).

English Wiktionary. Available under CC-BY-SA license.

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corona - Computer Definition

(1) See corona wire.

(2) (Corona) The code name for Windows Media Player 9, introduced in 2003. It improved the Windows Media Video codec and added the Windows Media Audio Professional codec for 5.1 surround sound at 24 bit, 96 kHz sampling. It also included Fast Stream, providing instant-on audio and video streaming for high-bandwidth connections.

Computer Desktop Encyclopedia THIS DEFINITION IS FOR PERSONAL USE ONLY All other reproduction is strictly prohibited without permission from the publisher. © 1981-2017 The Computer Language Company Inc. All rights reserved.

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corona - Medical Definition

pl. coronas or coronae (-nē)

Anatomy The crownlike upper portion of a bodily part or structure, such as the top of the head.
Botany A crown-shaped, funnel-shaped, or trumpet-shaped outgrowth or appendage of the perianth of certain flowers, such as a daffodil. In this sense also called crown

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"corona." YourDictionary, n.d. Web. 05 December 2018. <https://www.yourdictionary.com/corona>.

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corona. (n.d.). Retrieved December 05th, 2018, from https://www.yourdictionary.com/corona

corona

Corona

corona

corona - Computer Definition

corona - Medical Definition

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corona

Corona

corona

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corona - Medical Definition

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