a very faint cone of light in the sky, visible in the east just before sunrise and in the west just after sunset. It is probably due to the reflection of sunlight from cosmic dust in the plane of the ecliptic
zodiacal light in American English
a faint illumination along the ecliptic, visible in the west just after sunset or in the east just beforesunrise
Examples of 'zodiacal light' in a sentence
zodiacal light
Cosmic dust reflects zodiacal light on horizon
Times, Sunday Times (2008)
The zodiacal light is an elusive phenomenon, though.
Times, Sunday Times (2007)
But this beautiful, ethereal glow is actually a cosmic show called the zodiacal light.
Times, Sunday Times (2007)
The zodiacal light is still poorly understood but there is growing interest in it because similar zodiacal clouds have been discovered around other stars.
Times, Sunday Times (2008)
This is the time of year to look out for the zodiacal light, a ghostly wedge of light on the western horizon.