twilight

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Synonyms for twilight

half-light

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decline

Synonyms

Antonyms

evening

Synonyms for twilight

the period between afternoon and nighttime

Synonyms for twilight

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

a condition of decline following successes

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lighted by or as if by twilight

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References in periodicals archive ?
Astronomical twilight is the first stage of morning twilight; it occurs when the geometric center of the sun is between 18[degrees] (inclusive) and 12[degrees] (exclusive) below the horizon.
The figure also shows the time of sunrise and sunset, and the begin and end of astronomical twilight.
Astronomical twilight is the period between 'civil' twilight and the time when the Sun is 16[degrees] below the horizon.
Mercury reaches greatest western elongation on the 16th, when it rises at the very start of astronomical twilight. By the final week of the month, the tiny planet brightens to magnitude -1 but descends quite low into the sunrise.
Venus rises in the east-northeast right around the start of astronomical twilight throughout July.
Astronomical twilight does not end until nearly 11pm - meaning the sky doesn't get truly dark until that time.
Astronomical Twilight is the name for when the Sun is between 12 and 18 degrees below the horizon - meaning the skies can be observed but the sky background is not dark.
* Astronomical Twilight is from the end of nautical twilight until the Sun no longer has any effect on a clear night sky, and is usually when the Sun is 18[degrees] below the horizon, or 72 minutes after sunset.
Nautical twilight ends when the Sun is 12[degrees] down; astronomical twilight ends when the Sun is 18[degrees] down.
twilight Astronomical twilight is the period from sunset to the time that the Sun is 18[degrees] below the horizon; or the corresponding period before sunrise.
By the end of astronomical twilight, temperatures were between 20[degrees] and 30[degrees] Fahrenheit (-7 [degrees] and -1[degrees] C), and at the higher camps, the temperatures dropped into the lower teens by morning.
-2.1) sets an hour or two after sunset and can be seen just after astronomical twilight for the first week.
In mid-May the comet is still only about 10th magnitude, cutting the southeastern corner of the Great Square of Pegasus and rising about an hour before the start of astronomical twilight for mid-northern observers.
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