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civil twilight

noun

Definitions

  1. The period in which the sun is less than six degrees below the horizon in the morning and…

    The period in which the sun is less than six degrees below the horizon in the morning and evening.

    • The shortest civil twilights take place on the 29th of September and the 15th of March, the longest on the 21st of June; the shortest astronomical twilights fall upon the 7th of October and the 6th of March, the longest on the 21st of June
    • Civil twilight, which begins or ends when the Sun's centre is 6° below the horizon.
    • Only the brightest stars are visible during civil twilight.

The neighborhood

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No curated loop yet for civil twilight. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA