DIURNAL Synonyms: 73 Similar and Opposite Words

diurnal 1 of 2

adjective

dī-ˈər-nᵊl

Definition of diurnal

as in daily

occurring, done, produced, or appearing every day a love as constant and certain as the diurnal tides

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Antonyms & Near Antonyms

diurnal

2 of 2

noun

as in periodical

a publication that appears at regular intervals a collection of diurnals containing essays by preeminent 19th-century American writers and thinkers

Synonyms & Similar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of diurnal

Adjective

During its 12-day journey, SE2 completed one full day-night diurnal cycle over New Mexico and three consecutive diurnals off the Brazilian coast. — Chris Young, Interesting Engineering, 14 Apr. 2026 Overnight lows will drop into the low 40s under clear skies, marking a 30-degree diurnal swing in some spots. — Senior Newsroom Meteorologist, San Francisco Chronicle, 3 Feb. 2026 This doubling of the diurnal might happen once a year. — Lauren Bostwick, CBS News, 18 Jan. 2026 The watery and stable microclimate within the caves long ago could have hosted microbial colonies, and today the caves are protected from the extreme conditions on Mars' surface, such as wildly different diurnal temperatures, dust storms and solar ultraviolet and cosmic-ray radiation. — Keith Cooper, Space.com, 24 Nov. 2025 See All Example Sentences for diurnal

Recent Examples of Synonyms for diurnal

Adjective

Scorpio October 23 – November 21 A daily pattern may finally become too obvious to ignore.

— Tarot.com, Hartford Courant, 26 Sep. 2026
An on-site spa and an extensive complimentary wellness program include daily yoga, Pilates, meditation, strength training, sound healing, and wellness workshops, but participation is entirely optional.

— Condé Nast, Condé Nast Traveler, 26 Sep. 2026

Definition of daily

Noun

Operating for nearly a century, Algani began in 1927 as a modest seller of newspapers, periodicals, and postcards before evolving into one of the city’s first international newsstands.

— Eleonora Giordani, Vogue, 17 Sep. 2026
People who might be lucky to have a roof over their heads gathered there to read American books and periodicals, watch American movies, listen to lectures about America, tap their toes to jazz from America.

— Ian Buruma, New Yorker, 10 Aug. 2026

Definition of periodical

Noun

That abstract art installation is both a nod to the building’s former function—the historic home of the Portland Press Herald (Maine’s newspaper of record)—and to its urbane, artful spirit rooted in the local community.

— Condé Nast, Condé Nast Traveler, 27 Sep. 2026
La Presse said that a 2012 short story by Orelien had plagiarized passages from a book by French author Louis Pauwels, while a 2013 opinion piece copied from The Philippine Star newspaper.

— CNN Money, CNN Money, 26 Sep. 2026

Definition of newspaper

Noun

Our findings, published in the journal Menopause, reveal a major gap in how clinicians capture basic information about women’s health.

— Audrey Hendricks, The Conversation, 28 Sep. 2026
In the final frame, Verney writes in his journal the wild hope that there may still be other survivors on the planet, perhaps safe on some island in the South Indian Ocean.

— Eileen Hunt, Fortune, 28 Sep. 2026

Definition of journal

Noun

The other option was to take a brave choice, which would make for a better book, right?

— Robert Sullivan, Vogue, 26 Sep. 2026
Related Stories Colin Jost also appears as himself, reading his own children’s book to the Springfield Elementary audience, much to their indifference.

— Michael Schneider, Variety, 26 Sep. 2026

Definition of book

Noun

The shoppable magazine features QR codes that customers can utilize to shop directly on Revolve and Fwrd’s websites and apps.

— Emily Mercer, Footwear News, 29 Sep. 2026
Her essays have been featured in the New Yorker, the New York Times magazine, the Paris Review, and Jezebel.

— Literary Hub, Literary Hub, 28 Sep. 2026

Definition of magazine

Browse Nearby Words

ditzy

diurnal

diurnals

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“Diurnal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diurnal. Accessed 1 Oct. 2026.

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Synonyms of diurnal

adjective

noun

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