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Showing results for "thinner"
  • comparative of thin.
Synonyms

thinner

1 American  
[thin-er] / ˈθɪn ər /

noun

  • thinners
    plural
  1. a volatile liquid, as turpentine, used to dilute paint, varnish, rubber cement, etc., to the desired or proper consistency.

  2. a person who adds thinners to paints, varnishes, etc.

  3. a person who specializes in weeding plants, pruning shrubbery, thinning fruit, etc.


thinner 2 American  
[thin-er] / ˈθɪn ər /

adjective

  1. comparative of thin.


thinner British  
/ ˈθɪnə /

noun

  1. (often plural, functioning as singular) a solvent, such as turpentine, added to paint or varnish to dilute it, reduce its opacity or viscosity, or increase its penetration into the ground

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of thinner

First recorded in 1825–35; thin + -er 1

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

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

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