as in invisible
not readily seen or noticed
a nearly unnoticeable change in the color
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Recent Examples of unnoticeable
While July 14 will be slightly cooler, meteorologist Casey Crosbie said, humidity from weekend rain will make the decrease unnoticeable.
—
Matthew Cupelli, IndyStar, 14 July 2025
Bay's darkening around the bikini area still hasn’t fully resolved, but the discoloration on her arms has faded to be almost unnoticeable.
—Tereza Shkurtaj, People.com, 14 June 2025
At the time, unnoticeable hair loss felt like the least of my worries.
—David Faris, MSNBC Newsweek, 12 Apr. 2025
Except that could be slim enough to be unnoticeable in the hand, but thick enough to handle a bigger cell inside.
—David Phelan, Forbes, 11 Mar. 2025
See All Example Sentences for unnoticeable
Matthew Cupelli, IndyStar, 14 July 2025
Bay's darkening around the bikini area still hasn’t fully resolved, but the discoloration on her arms has faded to be almost unnoticeable.
—Tereza Shkurtaj, People.com, 14 June 2025
At the time, unnoticeable hair loss felt like the least of my worries.
—David Faris, MSNBC Newsweek, 12 Apr. 2025
Except that could be slim enough to be unnoticeable in the hand, but thick enough to handle a bigger cell inside.
—David Phelan, Forbes, 11 Mar. 2025
See All Example Sentences for unnoticeable
Recent Examples of Synonyms for unnoticeable
Adjective
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And could those invisible shifts be measured?—
Mayo Clinic News Network,
Boston Herald,
25 Jan. 2026
-
The result is an invisible back-and-forth where Copilot keeps working for the attacker using your session.—
Kurt Knutsson,
FOXNews.com,
24 Jan. 2026
Adjective
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While the company largely stays out of the headlines, Applecart has a leading place in an emerging but discreet cohort of companies and organizations aimed at reaching key figures in industry and government.—
Max Tani,
semafor.com,
12 Jan. 2026
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More discreet measures, including cyber intrusions, intelligence operations or actions with plausible deniability, could allow Washington to apply pressure without forcing Tehran into a direct military response.—
Nik Popli,
Time,
12 Jan. 2026
Adjective
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Castillo’s family hard work has not gone unnoticed.—
Paula Soria,
AZCentral.com,
8 Jan. 2026
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According to the medical center, Cryptic pregnancies are rare, with studies suggesting about 1 in 475 pregnancies go unnoticed until about 20 weeks gestation, while about 1 in 2,500 pregnancies go unnoticed until delivery.—
Clare Fisher,
PEOPLE,
7 Jan. 2026
Adjective
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Testing a small spot in an inconspicuous spot will give you an idea of what to expect if applied all over.—
BestReviews,
Chicago Tribune,
21 Jan. 2026
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Acetone is effective, but Verzini stresses that it should always be tested in an inconspicuous area first before applying it to the nail polish.—
Emily Benda Gaylord,
The Spruce,
11 Jan. 2026
Cite this Entry
“Unnoticeable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unnoticeable. Accessed 1 Feb. 2026.
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