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
  • Construction site trial succeeds The team tested the complete system at an active construction site, where a worker wore the device for approximately 165 minutes while performing normal daily activities.
    — Neetika Walter, Interesting Engineering, 10 Oct. 2026
  • The unrest followed days of clashes in Liège, where more than 200 people were arrested, while demonstrators in Brussels described growing anxiety over the cost of daily life.
    — Mark Carlson, Los Angeles Times, 9 Oct. 2026
Definition of daily
Noun
  • Declonius Peck, its beloved editor-in-chief, has gone to prison for embezzlement, and his evil twin, Salton, has assumed management of the family business, along with the 39 editors who curate the periodical.
    — Leigh Haber, Los Angeles Times, 13 Oct. 2026
  • When word spread that the Chief Librarian of the Army was paying a visit, soldiers rushed to request their favorite periodicals and book genres.
    — Literary Hub, Literary Hub, 8 Oct. 2026
Definition of periodical
Noun
  • Wire services, newspapers, magazine and niche publications also take part.
    — Brian Steinberg, Variety, 10 Oct. 2026
  • Drawing on personal archives, home videos, footage of street protests, newspapers and recorded voices, the filmmaker pieces together a portrait of a country shaped by political repression and a continuing hope for revolution.
    — Lexi Carson, HollywoodReporter, 10 Oct. 2026
Definition of newspaper
Noun
  • Coverage of the same census in the ISHRS journal flagged a growing black market in hair restoration as one of the notable trends of 2024.
    — William Jones, Miami Herald, 12 Oct. 2026
  • Others believe that tree-ring research, and the scientific journals that publish it, overestimate the number of historical fires.
    — M. R. O’Connor, New Yorker, 12 Oct. 2026
Definition of journal
Noun
  • This is the room to book if staying a while and traveling with a kid who can comfortably sleep on the large couch on the lower level.
    — Condé Nast, Condé Nast Traveler, 11 Oct. 2026
  • There are other things about this book that are insightful and poignant about the nature of being a human.
    — Jasmine Vojdani, Vulture, 10 Oct. 2026
Definition of book
Noun
  • On the fall film-festival circuit, Lee had a dozen-plus publicists and a dedicated English interpreter; the cast appeared on red carpets and magazine covers.
    — E. Tammy Kim, New Yorker, 12 Oct. 2026
  • Was New York magazine’s Men’s Style Issue spread featuring male celebrities like Mike Faist, Christopher Abbott, Isaac Cole Powell, and others hanging out in their underwear in a sauna an exercise in queerbaiting?
    — Chris Murphy, Vanity Fair, 12 Oct. 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 15 Oct. 2026.

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