Nautical Twilight

Science / Weather / Nautical Twilight: The time after civil twilight, when the brighter stars used for celestial navigation have appeared and the horizon may still be seen. It ends when the center of the sun is 12 degrees below the horizon, and it is too difficult to perceive the horizon, preventing accurate sighting of stars.

Other Words for Nautical

Nautical Adjective Synonyms: maritime, marine, seafaring, seagoing, naval, boating, yachting, sailing, navigational
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Other Words for Twilight

Twilight Adjective Synonyms: dusk, sunset, gloaming, sundown, half-light, crepuscule or crepuscle
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Twilight

Science / Weather / Twilight: Often called dusk, it is the evening period of waning light from the time of sunset to dark. The time of increasing light in the morning is called dawn. Twilight ends in the evening or begins in the m MORE

Astronomical Twilight

Science / Weather / Astronomical Twilight: The time after nautical twilight has commenced and when the sky is dark enough, away from the sun's location, to allow astronomical work to proceed. It ends when the center of the sun is 18° below th MORE

Twilight Zone

Technology / Aviation / Twilight Zone: Long before Rod Serling's tv series was this consumer-lever definition for a glitch in the ADCOCK RANGE, officially called a Bi-Signal Zone. It was a portion of the overlapping area of a beam where th MORE

Twilight Rate

Entertainment / Golf / Twilight Rate: A discounted green fee based on the fact that a limited number of holes may be completed due to darkness MORE

Nautical Twilight

Science / Weather / Nautical Twilight: The time after civil twilight, when the brighter stars used for celestial navigation have appeared and the horizon may still be seen. It ends when the center of the sun is 12 degrees below the horizon MORE

Civil Twilight

Science / Weather / Civil Twilight: The time between the moment of sunset, when the sun's apparent upper edge is just at the horizon, until the center of the sun is 6° directly below the horizon. MORE

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