thin 1 of 2

Definition of thinnext
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as in thinned
not containing very much of some important element the evidence for that oddball theory is pretty thin

Synonyms & Similar Words

Antonyms & Near Antonyms

thin

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verb

Synonym Chooser

How does the adjective thin contrast with its synonyms?

Some common synonyms of thin are slender, slight, slim, and tenuous. While all these words mean "not thick, broad, abundant, or dense," thin implies comparatively little extension between surfaces or in diameter, or it may imply lack of substance, richness, or abundance.

thin wire
a thin soup

In what contexts can slender take the place of thin?

The words slender and thin can be used in similar contexts, but slender implies leanness or spareness often with grace and good proportion.

the slender legs of a Sheraton chair

When would slight be a good substitute for thin?

The synonyms slight and thin are sometimes interchangeable, but slight implies smallness as well as thinness.

a slight build

When is it sensible to use slim instead of thin?

The words slim and thin are synonyms, but do differ in nuance. Specifically, slim applies to slenderness that suggests fragility or scantiness.

a slim volume of poetry
a slim chance

Where would tenuous be a reasonable alternative to thin?

In some situations, the words tenuous and thin are roughly equivalent. However, tenuous implies extreme thinness, sheerness, or lack of substance and firmness.

a tenuous thread

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 thin
Adjective
The week was big on investment, thinner on binding commitments, and left some of those hoping for a genuine shift in global AI governance walking away with mixed feelings. Beatrice Nolan, Fortune, 23 Feb. 2026 But the free-agent class of quarterbacks is considered thin for high-end talent. Antwan Staley, New York Daily News, 23 Feb. 2026
Verb
One solution to thin out the plants was to let a herd of 400 goats to clear dense undergrowth. Emily Holshouser, Fort Worth Star-Telegram, 19 Feb. 2026 In winter, many plants become dormant and thin out. Lee Wallender, The Spruce, 19 Feb. 2026 See All Example Sentences for thin
Recent Examples of Synonyms for thin
Adjective
  • The actress and singer modeled a gray pinstriped set including skinny trousers and a sleeveless top which narrowed at the waist and was accented by a thin belt.
    Jaden Thompson, Footwear News, 18 Feb. 2026
  • As Kenneth enjoys a last skinny dip in the indoor pool, Geert makes some inquiries about flights to countries with no extradition treaties to Belgium.
    Leslie Felperin, HollywoodReporter, 16 Feb. 2026
Adjective
  • This dwarf variety produces slender, upright branches that, if left unpruned, put forth a graceful weeping habit.
    SJ McShane, Martha Stewart, 16 Feb. 2026
  • There’s a slender streak of humor, dry and combustible as kindling, in the film’s exploration of this absurd domestic setup, which lays out the rigid expectations of women and men alike in a punishingly conservative society.
    Guy Lodge, Variety, 15 Feb. 2026
Verb
  • The court’s ruling affirms that when communities are fractured or configured in ways that dilute their voting power, the state Constitution provides a solution.
    Chris Alexander, New York Daily News, 20 Feb. 2026
  • For nails and hair On the hair, rosehip oil can be applied to the ends, preferably diluted with a carrier oil like argon oil, to add shine and help control frizz.
    Beatrice Zocchi, Vogue, 19 Feb. 2026
Adjective
  • Lift your hips off the ground and place a block underneath your sacrum, the widest, boniest part of your pelvis.
    Cory Martin, Verywell Health, 16 Oct. 2024
  • Differences in Adult Bones That being said, some adults are bonier than others.
    Sam Walters, Discover Magazine, 3 Nov. 2023
Adjective
  • The goal was for the GOP to hold onto a narrow House majority in the face of political headwinds that typically favor the party out of power in midterms.
    Arkansas Online, Arkansas Online, 21 Feb. 2026
  • The narrow waterway, just 21 miles wide, serves as a pinch point for 20 million barrels of crude every day, about one-fifth of global production.
    David Goldman, CNN Money, 20 Feb. 2026
Adjective
  • On a diluted basis, earnings came in at 16 cents a share, down from 33 cents in the year-earlier quarter.
    Dade Hayes, Deadline, 18 Feb. 2026
  • Very diluted bleach can be used to disinfect surfaces where food with potentially harmful bacteria, like raw chicken, was prepared, but Dunivin recommends using other food-contact sanitizers instead.
    Jamie Friedlander Serrano, Time, 17 Feb. 2026
Verb
  • This week’s spat in Belgium came soon after the US ambassador to Poland, Tom Rose, announced on February 5 that the US would cut ties with Włodzimierz Czarzasty, the speaker of Poland’s lower parliament, the Sejm.
    Christian Edwards, CNN Money, 21 Feb. 2026
  • Superintendent Brian Yearwood originally proposed cutting academic instructional coaches as part of a plan to address a $188 million deficit in the 2026-27 budget.
    Kathryn Muchnick, Louisville Courier Journal, 20 Feb. 2026
Adjective
  • Employment at Mountain High tied to snow Employment during the winter season can fluctuate from 200 workers in lean times to 800 workers in robust conditions, McColly said.
    Andrew J. Campa, Los Angeles Times, 21 Feb. 2026
  • High-protein foods rich in amino acids include lean meats like chicken and turkey, soy, nuts, seeds, beans, and fish such as salmon and tuna.
    Allison Forsyth, Health, 20 Feb. 2026

Browse Nearby Words

Cite this Entry

“Thin.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/thin. Accessed 24 Feb. 2026.

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