diurnal 1 of 2

adjective

dī-ˈər-nᵊl How to pronounce diurnal (audio)
Definition of diurnalnext
as in daily
occurring, done, produced, or appearing every day a love as constant and certain as the diurnal tides

Synonyms & Similar Words

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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
  1. daily
  2. periodical
  3. newspaper
  4. journal
  5. book
  6. magazine
Adjective
  • Her biweekly nostalgia program has turned into a daily online recap of the Keffe D trial.
    — Andy Rose, CNN Money, 22 Aug. 2026
  • The Austrian has played an active role in recruitment, holding near-daily conversations with George Syrianos, the club’s influential chief football officer.
    — Paul Taylor, New York Times, 21 Aug. 2026
Definition of daily
Noun
  • 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
  • It is anticipated that all IEEE periodicals will be included in the Integrity Hub screening by the end of this year.
    — IEEE Spectrum, IEEE Spectrum, 30 July 2026
Definition of periodical
Noun
  • Amos Harel, a senior security analyst for the leftwing Haaretz newspaper, says that both the security and political explanations are relevant.
    — Tal Shalev, CNN Money, 25 Aug. 2026
  • Deborah Riley Draper directed film the film on the mixed media artist who created with photos, newspaper clippings, oils, ink, fabric and other material.
    — Matthew Carey, Deadline, 24 Aug. 2026
Definition of newspaper
Noun
  • To anchor the novel’s period accuracy, Kepnes drew on her own handwritten coffee shop journals and disposable camera photos from her time living in the West Village.
    — Matt Donnelly, Variety, 24 Aug. 2026
  • Tang’s latest study, published Monday in the journal JAMA Network Open, analyzed more than 3 million patient message threads from the Mass General Brigham electronic health record system.
    — Elise Haulund, CNN Money, 24 Aug. 2026
Definition of journal
Noun
  • Inside, antique art hangs on walls, tamgroute (local pottery) lines small alcoves, board games are stacked inside cupboards, and coffee table books have plenty to dive into.
    — Katie Silcox, Vogue, 23 Aug. 2026
  • What books or recent reading projects have been particularly meaningful experiences to you?
    — Geoffrey O’Brien, The New York Review of Books, 22 Aug. 2026
Definition of book
Noun
  • The film centered on Andie (Hudson), a magazine editor aiming to write an article about ways that women push men away.
    — Ryan Gajewski, HollywoodReporter, 24 Aug. 2026
  • The plans are kept confidential until the royal dies, People magazine reported.
    — Stephanie Nolasco, FOXNews.com, 24 Aug. 2026
Definition of magazine

Browse Nearby Words

ditzy
diurnal
diurnals
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Cite this Entry

“Diurnal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diurnal. Accessed 26 Aug. 2026.

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