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- Dictionaryaurora/ɔːˈrɔːrə/
noun
- 1. a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky, especially near the northern or southern magnetic pole. The effect is caused by the interaction of charged particles from the sun with atoms in the upper atmosphere. In northern and southern regions it is respectively called aurora borealis or Northern Lights and aurora australis or Southern Lights.
- 2. the dawn. literary
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Learn the origin, usage and synonyms of the word aurora, which can mean dawn, a Roman goddess or a luminous phenomenon in the sky. See examples of aurora in sentences and related articles from various sources.
Aurora is a natural appearance of coloured light in the sky that is usually seen in the latitudes nearest the Arctic or Antarctic. Learn more about aurora, its types, causes, and related words from Cambridge Dictionary.
Auroras are caused by disturbances in the Earth's magnetosphere from the solar wind, and appear as curtains, rays, spirals, or flickers in high-latitude regions. Learn about the etymology, occurrence, and types of auroras, and see images and videos of them.
an atmospheric phenomenon consisting of bands, curtains, or streamers of light, usually green, red, or yellow, that move across the sky in polar regions. It is caused by collisions between air molecules and charged particles from the sun that are trapped in the earth's magnetic field. poetic.
Oct 19, 2023 · Learn what an aurora is, how it is created by the sun's solar wind and Earth's magnetic field, and what colors it can produce. Find out about the history, science, and culture of this natural light display in the polar regions.
Aurora is a natural appearance of colored light in the sky that is usually seen in the latitudes nearest the Arctic or Antarctic. Learn more about aurora, see examples of its usage and find translations in different languages.
Aurora can refer to a natural light show in the sky, a Roman goddess, or a city name. Learn the different meanings, pronunciations, and origins of aurora in British and American English.
