facula
- noun
- /ˈfækjʊlə/
- Specialized
- The telescope revealed a bright facula on the moon.
Examples
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Through the telescope, we could see a facula shining brightly near the planet's equator.
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A bright facula can affect the Sun's total irradiance reaching Earth.
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Each facula observed on the icy moon reveals valuable information about its surface composition.
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Jupiter's surface features include several prominent faculae.
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Astronomers often observe a facula on the surface of Venus, which appears as a bright spot.
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The facula on the moon's surface is caused by an area with fewer craters.
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Using a telescope, he pointed out a facula that glowed brightly against the dark lunar landscape.
Synonyms
A bright patch on the Sun's surface near sunspots that looks lighter than nearby areas
Compounds
- Specialized
A bright patch on the Sun's surface near sunspots that looks lighter than nearby areas
How Bright
Surface Forms
Etymology
The word facula comes from Latin facula, a small form of fax meaning 'torch'. So a facula is like a 'little torch' on a planet or star, a small bright spot that looks as if it is shining.