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  1. AURORA Definition & Meaning - Merriam-Webster

    The meaning of AURORA is dawn.

  2. Aurora - Wikipedia

    An aurora[a] (pl. aurorae or auroras) [b] is a natural light display in Earth 's sky, predominantly observed in high-latitude regions around the Arctic and Antarctic.

  3. AURORA | English meaning - Cambridge Dictionary

    AURORA definition: 1. a natural appearance of coloured light in the sky that is usually seen in the latitudes (= parts…. Learn more.

  4. AURORA definition and meaning | Collins English Dictionary

    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 …

  5. AURORA Definition & Meaning | Dictionary.com

    What is an aurora? An aurora is a natural light display in the sky that is caused by particles from the sun interacting with a planet’s magnetic field.The most well-known aurora is the aurora borealis, the …

  6. aurora, n. meanings, etymology and more | Oxford English Dictionary

    aurora, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

  7. Aurora - definition of aurora by The Free Dictionary

    aurora 1. An electrical discharge producing curtains of light seen at high latitudes in the night sky. 2. The orthern and southern “polar lights” sometimes seen in Earth’s upper atmosphere and created by …

  8. What Is an Aurora? | NASA Space Place – NASA Science for Kids

    Sep 25, 2025 · Frequently there are beautiful light shows in the sky. These lights are called auroras. If you're near the North Pole, it is called an aurora borealis or northern lights. If you're near the South …

  9. Aurora - National Geographic Society

    Oct 19, 2023 · An aurora is a natural light display that shimmers in the sky. Auroras are only visible at night, and usually only appear in lower polar regions.

  10. Aurora - Definition, Meaning & Synonyms | Vocabulary.com

    An aurora consists of bands of light in the sky along the north and south poles. An aurora is a beautiful astronomical light show. If you look up at night and see bright bands of light, it's not an invasion by …