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Definitions

corona

[kuh-roh-nuh] / kəˈroʊ nə /


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.

The astronauts will then have the chance to study the solar corona, the outermost layer of the Sun's atmosphere, which will become visible as a sort of glowing halo.

From Barron's • Apr. 5, 2026

In other words, the coronagraph acts like an artificial Moon, blocking the Sun's bright surface to let scientists continuously observe its faint outer corona -something the real Moon does only during eclipses.

From BBC • Nov. 30, 2025

With this discovery, scientists may finally have an explanation for why the Sun's outer layer, the corona, reaches millions of degrees while its surface remains around 5,500°C.

From Science Daily • Oct. 27, 2025

The team anticipates this discovery will spark further investigations into how these waves propagate and dissipate energy in the corona.

From Science Daily • Oct. 27, 2025

I wasn't paying attention to anything else—just trying to set the tableaux—and when Javi finally shuffled into position, the whole moon glowed behind him, casting a pale corona around his head.

From "Tradition" by Brendan Kiely




Vocabulary lists containing corona