BabelNet

bn:00078747n

Noun Concept

Categories: Parts of a day, Dawn, Earth phenomena, Night, Visibility

twilight astronomical twilight Astro-twilight Astro twilight Astronomical twillight

The diffused light from the sky when the sun is below the horizon but its rays are refracted by the atmosphere of the earth WordNet 3.0

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The diffused light from the sky when the sun is below the horizon but its rays are refracted by the atmosphere of the earth WordNet 3.0 & Open English WordNet

Twilight is light produced by sunlight scattering in the upper atmosphere, when the Sun is below the horizon, which illuminates the lower atmosphere and the Earth's surface. Wikipedia

Time of day before sunrise or after sunset. Wikipedia Disambiguation

The time between dawn and sunrise or between sunset and dusk Wikipedia Disambiguation

The period in which the sun is between 12° and 18° below the horizon in the morning and evening. Wiktionary

Period of partial darkness. Wiktionary (translation)

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