gegenschein

noun, often capitalized
ge·​gen·​schein | \ˈgā-gən-ˌshīn \

Definition of gegenschein 

: a faint light about 20° across on the celestial sphere opposite the sun probably caused by backscatter of sunlight by solar-system dust

First Known Use of gegenschein

1877, in the meaning defined above

History and Etymology for gegenschein

German, from gegen against, counter- + Schein shine

Keep scrolling for more

Learn More about gegenschein

Share gegenschein

Statistics for gegenschein

Look-up Popularity

Time Traveler for gegenschein

The first known use of gegenschein was in 1877

See more words from the same year

More from Merriam-Webster on gegenschein

Britannica.com: Encyclopedia article about gegenschein

Comments on gegenschein

What made you want to look up gegenschein? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to make faulty or ineffective

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

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