thinner

1 of 2

noun

thin·​ner ˈthi-nər 

: one that thins

specifically : a volatile liquid (such as turpentine) used especially to thin paint

thinner

2 of 2

comparative of thin entry 1, thin entry 3

Examples of thinner in a Sentence

Recent Examples on the Web

Noun

Several editors noted a more mild tang in this cottage cheese, with a thinner surrounding whey liquid. — Catherine Jessee, Southern Living, 13 June 2026

For many, looking tan means looking thinner, with more even-toned skin, and even less acne. — Kara Nesvig, Allure, 21 May 2026

That, in turn, can reshape your budget overnight, leaving little room to adapt, which can be particularly tough at a time when everyday expenses are already stretching budgets thinner. — Angelica Leicht, CBS News, 28 Apr. 2026

Paint giant Sherwin-Williams increased prices on paint by 9% and on bulk solvent products, thinners and reducers by 18%. — Diana Olick, CNBC, 23 Apr. 2026

Word History

First Known Use

Noun

1832, in the meaning defined above

Phrases Containing thinner

• blood thinner
• paint thinner

Rhymes for thinner

• dinner
• inner
• pinner
• sinner
• spinner
• tinner
• winner
• beginner
• breadwinner

Kids Definition

thinner

noun

thin·​ner ˈthin-ər 

: one that thins

especially : a liquid (as turpentine) used to thin paint