Dictionary.com

nocturnal arc

Save This Word!

noun Astronomy.
the portion of the diurnal circle that is below the horizon of a given point.
QUIZ
TAKE JOY IN ACING THIS QUIZ ON “PRIDE” SYNONYMS
Hold your head up high as you embark on this quiz that explores some of the synonyms and meanings of “pride.”
Question 1 of 7
What does "dignity" mean?
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. 2022

How to use nocturnal arc in a sentence

FEEDBACK