as in daily
occurring, done, produced, or appearing every day
a love as constant and certain as the diurnal tides
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
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
Keith Cooper, Space.com, 24 Nov. 2025
Snow accumulations may be affected by diurnal trends and sun angle.
—Ca Weather Bot, Sacbee.com, 14 Oct. 2025
Lauren Bostwick, CBS News, 18 Jan. 2026
The exhibition welcomes us into diurnal at the street-level, and leads us into the nocturnal in the downstairs galleries.
—Natasha Gural, Forbes.com, 5 May 2025
See All Example Sentences for diurnal
Adjective
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
Snow accumulations may be affected by diurnal trends and sun angle.
—Ca Weather Bot, Sacbee.com, 14 Oct. 2025
Noun
This doubling of the diurnal might happen once a year.
—Lauren Bostwick, CBS News, 18 Jan. 2026
The exhibition welcomes us into diurnal at the street-level, and leads us into the nocturnal in the downstairs galleries.
—Natasha Gural, Forbes.com, 5 May 2025
See All Example Sentences for diurnal
Recent Examples of Synonyms for diurnal
Adjective
-
Here's your daily look at traffic on major highways in the Kansas City area.—
Kansas City Star,
Kansas City Star,
6 Apr. 2026
-
Brockman and Sutskever managed OpenAI’s daily operations, while Musk and Altman, still busy with their other jobs, stopped by around once a week.—
Ronan Farrow,
New Yorker,
6 Apr. 2026
Noun
-
Many colonial American newspaper editors, such as James Franklin and Benjamin Franklin, were deeply influenced by the essays Addison and Steele published in their periodicals, the Tatler and the Spectator.—
Encyclopedia Britannica,
Encyclopedia Britannica,
6 Mar. 2026
-
The periodical, which began in 1818 in Maine, has long covered a wide variety of topics, including long-range weather forecasts, moon phases and astronomy, gardening advice, recipes, and practical advice.—
Kait Hanson,
Southern Living,
31 Jan. 2026
Noun
-
The new rules limited syndication of external stories and content, and instructed the newspaper’s ombudsman to send information intended for Congress to the Department of Defense first.—
Max Tani,
semafor.com,
9 Apr. 2026
-
The newspaper said its lawyers were not allowed inside the office.—
Dasha Litvinova,
Los Angeles Times,
9 Apr. 2026
Noun
-
If the authors submit the paper to a journal, reviewers will probably ask for validation steps before accepting it for publication, Mann says.—
Stephanie Pappas,
Scientific American,
9 Apr. 2026
-
Published on April 9 in the journal PLOS One, their findings rely on a 250-million-year-old fossilized egg, sophisticated technological advances, and a lot of patience.—
Andrew Paul,
Popular Science,
9 Apr. 2026
Noun
-
In his book, Frankel suggests that the man who murdered Leila Welsh was the same man who later murdered Elizabeth Short — commonly known as the Black Dahlia — in Los Angeles in January 1947.—
Patrick Salland,
Kansas City Star,
7 Apr. 2026
-
Breakfast and lunch are reserved for hotel guests and club members, while dinner is open to all (and fills up fast so book a table in advance).—
Condé Nast,
Condé Nast Traveler,
7 Apr. 2026
Noun
-
According to Sara Talpos of the science magazine Undark, a company partly owned by Sikiric sponsored a 2015 trial, at a hospital in Tijuana, that tested the safety of an oral version of BPC-157.—
Dhruv Khullar,
New Yorker,
6 Apr. 2026
-
Now a monthly magazine, the flagship business of Sports Illustrated is no longer the first stop for fans looking for game analysis or profiles of athletes, many of whom have asserted greater control over their images through social media and podcasts.—
Los Angeles Times,
Los Angeles Times,
5 Apr. 2026
Cite this Entry
“Diurnal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diurnal. Accessed 12 Apr. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
