dayglow

noun
day·​glow | \ ˈdā-ˌglō How to pronounce dayglow (audio) \

Definition of dayglow

: airglow seen during the day

Examples of dayglow in a Sentence

Recent Examples on the Web The inexpensive, plastic tower lets babies and toddlers stack five hollow plastic rings around a dayglow yellow column. Jonathan Bender, NBC News, "9 best gifts for 1-year-olds 2020: Best toys and best gift ideas," 2 Dec. 2020 Rumpl's new Featherlite Puffy packs down small enough to fit into a purse or a small backpack, weighs one pound, and will keep your legs warmer than any pair of dayglow shell trousers. Wes Siler, Outside Online, "How to Layer for Outdoor Dining This Fall and Winter," 14 Oct. 2020 While costumed space aliens were a common, dayglow, and sometimes hilarious sight, no one reported seeing actual extraterrestrials or UFOs. CBS News, "Thousands attend mostly peaceful Area 51 events in Nevada desert," 21 Sep. 2019

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

See More

First Known Use of dayglow

1951, in the meaning defined above

Keep scrolling for more

Learn More about dayglow

Time Traveler for dayglow

Time Traveler

The first known use of dayglow was in 1951

See more words from the same year

Statistics for dayglow

Cite this Entry

“Dayglow.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dayglow. Accessed 22 Apr. 2021.

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

More from Merriam-Webster on dayglow

Britannica.com: Encyclopedia article about dayglow

Comments on dayglow

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

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!