1
as in staleness
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2
as in dullness
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Recent Examples of flatness
Both determine all observable predictions and are necessary to solve the cosmological horizon and flatness problems.
—
Robert Lea, Space.com, 3 Sep. 2025
Yet the general flatness was an extension of Villa’s summer.
—Jacob Tanswell, New York Times, 18 Aug. 2025
Robert Lea, Space.com, 3 Sep. 2025
Yet the general flatness was an extension of Villa’s summer.
—Jacob Tanswell, New York Times, 18 Aug. 2025
Recent Examples of Synonyms for flatness
dullness
Noun
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Though Brezavscek says anyone noticing dryness or dullness, or looking for a gentle, yet effective product post-treatment—think microneedling, laser, or Botox—can benefit from this serum, those interested in more intensive repair might appreciate the brand’s new 3xGF Serum instead.—
Arden Fanning Andrews,
Vogue,
29 Aug. 2025
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Targeting skin barrier vitality above all, Cloud Cushion works to prevent the dullness that can occur from dehydration and improve brightness over time.—
Essence,
Essence,
26 Aug. 2025
Cite this Entry
“Flatness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flatness. Accessed 9 Sep. 2025.
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