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
  • Across the country, immigrants have stayed home from work, kept children out of school and avoided stores, churches and other places that once anchored daily life.
    — Maria Santana, CNN Money, 15 Aug. 2026
  • Families can also participate in daily arts and crafts sessions, with materials provided on request and staff on hand to help kids create their own souvenirs.
    — Condé Nast, Condé Nast Traveler, 15 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
  • Still, the question of what Ebel was doing with his adepts swept through Prussia, dominating the newspapers that had only recently begun to emerge from their eighteenth-century chronicling of obligations to a more modern publicizing role.
    — Adam Gopnik, New Yorker, 17 Aug. 2026
  • Spanish investigators this year shelved their case, but newspaper El Pais later reported it was reopened.
    — Fabiola Zerpa, Fortune, 17 Aug. 2026
Definition of newspaper
Noun
  • Patel’s new study, published Monday in the journal JAMA Network Open, found a 15% increase in traffic fatalities on the days major new albums are released, compared with the days immediately before and after.
    — Diana Anos, CNN Money, 17 Aug. 2026
  • The findings are presented in the journal Astronomy & Astrophysics.
    — Keith Cooper, Space.com, 17 Aug. 2026
Definition of journal
Noun
  • The production features songs by Benj Pasek and Justin Paul, a book by Tim Federle and direction and choreography by Casey Nicholaw.
    — Naman Ramachandran, Variety, 15 Aug. 2026
  • But the real highlight is the stucco fireplace with seating, a perfect spot to tuck into a book and indulge in the rejuvenating spirit of Ojai.
    — Condé Nast, Condé Nast Traveler, 15 Aug. 2026
Definition of book
Noun
  • Doherty worked as a senior editor at the Libertarian magazine Reason.
    — Felicia Feaster, AJC.com, 18 Aug. 2026
  • Ondine was previously at New York magazine, and frequently writes for The New York Times travel section as well as Lonny, Details, and other magazines.
    — Condé Nast, Condé Nast Traveler, 18 Aug. 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 19 Aug. 2026.

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Nglish: Translation of diurnal for Spanish Speakers

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