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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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An aurora (pl. aurorae or auroras), also commonly known as the northern lights (aurora borealis) or southern lights (aurora australis), is a natural light display in Earth's sky, predominantly seen in high-latitude regions (around the Arctic and Antarctic). Auroras display dynamic patterns of brilliant lights that appear as curtains, rays ...
AURORA definition: 1. a natural appearance of coloured light in the sky that is usually seen in the latitudes (= parts…. Learn more.
: a luminous phenomenon that consists of streamers or arches of light appearing in the upper atmosphere of a planet's magnetic polar regions and is caused by the emission of light from atoms excited by electrons accelerated along the planet's magnetic field lines. auroral. ə-ˈrȯr-əl. ȯ- adjective. aurorean. ə-ˈrȯr-ē-ən. ȯ- adjective. Synonyms.
Jun 13, 2024 · 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 Pole, it is called an aurora australis or the southern lights.
Oct 19, 2023 · having to do with light of short wavelengths, invisible to the human eye. 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.
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.
1. 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. 2. poetic.
Jun 11, 2024 · aurora, luminous phenomenon of Earth’s upper atmosphere that occurs primarily in high latitudes of both hemispheres; in the Northern Hemisphere auroras are called aurora borealis, aurora polaris, or northern lights, and in the Southern Hemisphere they are called aurora australis or southern lights.
AURORA meaning: 1. a natural appearance of coloured light in the sky that is usually seen in the latitudes (= parts…. Learn more.
May 10, 2024 · An aurora is one of nature’s most spectacular sights, a dazzling glow in the upper atmosphere driven by space weather.
