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nocturnal arc

noun Astronomy.

the portion of the diurnal circle that is below the horizon of a given point.

Content related to nocturnal arc

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What’s The Area Between Your Eyebrows Called?People rarely take the time to notice, much less appreciate, their bodies. What vastly under-recognized parts of the body are there?
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Words nearby nocturnal arc

noctuid, noctule, nocturia, nocturn, nocturnal, nocturnal arc, nocturnal emission, nocturnal enuresis, nocturnal myoclonus, nocturne, nocuous
Compare diurnal arc.

Origin of nocturnal arc

First recorded in 1695–1705
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019