prominence
Americannoun
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Also prominency. the state of being prominent; conspicuousness.
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something that is prominent; a projection or protuberance.
a prominence high over a ravine.
- Synonyms:
- peak, precipice, height, promontory
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Also called solar prominence. Astronomy. an eruption of a flamelike tongue of relatively cool, high-density gas from the solar chromosphere into the corona where it can be seen during a solar eclipse or by observing strong spectral lines in its emission spectrum.
noun
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the state or quality of being prominent
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something that is prominent, such as a protuberance
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relative importance or consequence
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astronomy an eruption of incandescent gas from the sun's surface that can reach an altitude of several hundred thousand kilometres. Prominences are visible during a total eclipse. When viewed in front of the brighter solar disc, they are called filaments
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An eruption of tonguelike clouds of glowing ionized gas extending from the Sun's chromosphere and sometimes reaching hundreds of thousands of kilometers into space. When viewed against the solar surface instead of along the edges of its disk, prominences appear as dark, sinuous lines known as filaments. Usually associated with sunspot activity, solar prominences can influence Earth's atmosphere by interfering with electromagnetic activity.
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◆ Active prominences erupt suddenly and usually disappear within minutes or hours. Quiescent prominences form more smoothly and can last for several months.
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See also solar flare
Other Word Forms
- nonprominence noun
- overprominence noun
Etymology
Origin of prominence
First recorded in 1590–1600, prominence is from the Latin word prōminentia a jutting out, protuberance. See prominent, -ence
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It’s very obvious to this USC diehard fan, Lincoln Riley is not delivering on his commitment to restore Trojans football to national prominence as head coach.
From Los Angeles Times
That outcome would have been unthinkable a decade ago, when even China’s biggest hits still relied on some level of international contribution to reach global prominence.
From MarketWatch
Since then he has risen to prominence in TV show The Wire and established a film career, with starring roles in Beasts of No Nation and Mandela: Long Walk to Freedom among others.
From BBC
Betty Reid Soskin, who rose to national prominence as the National Park Service’s oldest ranger and shared her experiences of racial segregation working on the World War II home front, has died.
From Los Angeles Times
Ms Thunberg, who first came to prominence as a child climate activist, has been involved in several demonstrations in support of the Palestinian cause.
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.