zodiacal light


Definition of zodiacal light

: 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 The zodiacal light might be one of the most underrated cosmic sights visible from Earth. Marina Koren, The Atlantic, 24 Mar. 2021 For astronomers who study space dust, the phenomenon, known as zodiacal light, is at the center of a startling discovery. Marina Koren, The Atlantic, 24 Mar. 2021 Rumor has it, though, that a slight, rising crescent moon can be a miraculously beautiful addition to the zodiacal light. Rebecca Coffey, Forbes, 1 Mar. 2021 Cosmic dust was known to exist in interstellar space for more than a century, supplementing the solar system dust—known from its reflected sunlight, which is observed as zodiacal light. Avi Loeb, Scientific American, 19 Mar. 2021 Even moonlight might brighten the sky enough to make the zodiacal light invisible. Rebecca Coffey, Forbes, 1 Mar. 2021 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, 29 Sep. 2020 Three other satellites included one that aims to study zodiacal light and image the Milky Way, officials said. Washington Post, 18 Dec. 2019 March 21 About an hour after sunset and for the next two weeks afterward, keen sky-watchers in the Northern Hemisphere can hunt down one of the most elusive astronomical phenomena—the zodiacal light. Andrew Fazekas, National Geographic, 1 Mar. 2019 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'zodiacal light.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of zodiacal light

1734, in the meaning defined above

Learn More About zodiacal light

Time Traveler for zodiacal light

Time Traveler

The first known use of zodiacal light was in 1734

See more words from the same year

Dictionary Entries Near zodiacal light


zodiacal light


See More Nearby Entries 

Statistics for zodiacal light

Cite this Entry

“Zodiacal light.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zodiacal%20light. Accessed 26 Jun. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on zodiacal light

Britannica.com: Encyclopedia article about zodiacal light


Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!