nightglow

noun
night·​glow | \ ˈnīt-ˌglō How to pronounce nightglow (audio) \

Definition of nightglow

: airglow seen during the night

First Known Use of nightglow

1843, in the meaning defined above

Learn More About nightglow

Time Traveler for nightglow

Time Traveler

The first known use of nightglow was in 1843

See more words from the same year

Dictionary Entries Near nightglow

night glasses

nightglow

nightgown

See More Nearby Entries 

Statistics for nightglow

Cite this Entry

“Nightglow.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nightglow. Accessed 19 Jan. 2022.

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

More from Merriam-Webster on nightglow

Britannica.com: Encyclopedia article about nightglow

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!