English Reference

Word

thinnest

US/ˈθɪnɪst/

UK/θˈɪnəst/

Definition

adj. having the smallest thickness or width when you compare three or more things.

adj. superlative of 'thin'; indicating the least thickness, width, or density among three or more compared items.

Examples

“This is the thinnest blanket we own.”

“The shop assistant shows me the thinnest laptop on the shelf because I travel a lot.”

“Through the thinnest crack in the curtains, pale morning light reaches the wooden floor.”

Examples

simple

“This is the thinnest blanket we own.”

contextual

“The shop assistant shows me the thinnest laptop on the shelf because I travel a lot.”

complex

“Through the thinnest crack in the curtains, pale morning light reaches the wooden floor.”

Collocations

Common phrases and expressions where native English speakers use the word “thinnest” in context.

Verb

01. be among thinnest

“This phone is among the thinnest in the shop.”

verb + prep + adj

02. choose thinnest

“Choose the thinnest slice for me, please.”

verb + adj

03. find thinnest

“Can you find the thinnest book on the table?”

verb + adj

04. pick thinnest

“Pick the thinnest piece of paper to draw on.”

verb + adj

05. rank among thinnest

“This model ranks among the thinnest laptops in the world.”

verb + prep + adj

Adjective

06. clearly thinnest

“This slice is clearly the thinnest, so take it for your sandwich.”

adv + adj

07. easily thinnest

“This phone is easily the thinnest of the three models.”

adv + adj

Noun

08. thinnest layer

“The thinnest layer is on the top of the cake.”

adj + noun

09. one of the thinnest books

“This is one of the thinnest books on my shelf.”

10. one of the thinnest phones

“This is one of the thinnest phones you can buy now.”

11. pick the thinnest one

“Pick the thinnest one if you want to cut it easily.”

12. the thinnest slice of bread

“She took the thinnest slice of bread for her sandwich.”

Usage

Superlative form of 'thin'; typically preceded by 'the' and used when comparing three or more items.

Pitfall

the thinner of the three books

the thinnest of the three books

Use the superlative -est form when comparing three or more items, not the comparative -er form.

Real-World Examples

“The thinnest handmade strands are called su filindeu, coming in at 0.4mm (0.02in), so slender that only a few women in Nuoro, Italy know how to make them.”
BBC 20 Mar 2025
“Graphene is the thinnest and strongest material ever discovered”
BBC 22 Oct 2024
“The world's thinnest tall building opens on Thursday offering views of up to 26 miles of Sussex coastline.”
BBC 2 Aug 2016
“When open, it is Apple's thinnest phone, the company said.”
Reuters 9 Sept 2026

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
Frequency
Occasional
Level
A2 · Elementary
Updated

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English Reference