- comparative of thin.
thinner
1 Americannoun
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thinners
plural
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a volatile liquid, as turpentine, used to dilute paint, varnish, rubber cement, etc., to the desired or proper consistency.
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a person who adds thinners to paints, varnishes, etc.
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a person who specializes in weeding plants, pruning shrubbery, thinning fruit, etc.
adjective
noun
Other Word Forms
Noun Inflected Forms
Etymology
Origin of thinner
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Then, on Tuesday, I got a photo of her in a hospital bed, and I cried because I guess I hadn’t realized she could get thinner.
From Salon ● Aug. 31, 2026
Yields are expected to fall, while thinner cane with lower sucrose content means less sugar can be produced.
From BBC ● Aug. 26, 2026
As this protective layer becomes thinner, pain and other problems can develop and may become more severe over time.
From Science Daily ● Aug. 20, 2026
It is a fast, tireless, unflinching critic that will tell you your best evidence is thinner than you think and hand you the objection you skipped.
From The Wall Street Journal ● Aug. 17, 2026
But her face was thinner, and her skin was yellowish.
From "Boy 2.0" by Tracey Baptiste
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Although the data showed the device wasn’t inferior to blood thinners, a slightly higher proportion of users had an ischemic stroke compared with those treated with blood thinners.
From Barron's ● Mar. 30, 2026
Arlo was later found to have a blocked artery in the back of his neck supplying blood to the brain and was given blood thinners to reduce the risk of stroke.
From BBC ● Mar. 1, 2026
Researchers are working to better understand what drives the condition and to test a wide range of possible therapies, from structured rehabilitation programs to antivirals, blood thinners, anti-inflammatory drugs, supplements, and new biologic treatments.
From Science Daily ● Jan. 8, 2026
The results can affect how long someone stays on blood thinners, and even inform medical care for their kids.
From The Wall Street Journal ● Sep. 27, 2025
The third coat was applied without the addition of thinners of any kind.
From Paint Technology and Tests by Henry A. Gardner
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.