zodiacal light

noun

: a diffuse glow seen in the west after twilight and in the east before dawn

Examples of zodiacal light in a Sentence

Recent Examples on the Web
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The zodiacal light is a phenomenon that can occur just after sunset or before sunrise, where tiny particles of dust in the atmosphere scatter the sunlight to create the band of hazy blue light glowing in the sky. Space.com Staff, Space.com, 1 Jan. 2025 That’s really faint, but in certain circumstances the zodiacal light can still be visible to the unaided eye from very dark sites. Phil Plait, Scientific American, 4 Oct. 2024 The sunlight scattering off this interplanetary dust is called zodiacal light and is roughly 24.5 mag/arcsec2. Phil Plait, Scientific American, 4 Oct. 2024 Expect exceptional views of the Milky Way, Venus, and Mercury, along with many constellations popularized in local indigenous art and lore (like Orion, Gemini, and Taurus) and maybe even the faint glow of zodiacal light. Skye Sherman, Travel + Leisure, 13 June 2024 See all Example Sentences for zodiacal light 

Word History

First Known Use

1734, in the meaning defined above

Time Traveler
The first known use of zodiacal light was in 1734

Dictionary Entries Near zodiacal light

Cite this Entry

“Zodiacal light.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zodiacal%20light. Accessed 11 Feb. 2025.

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