HAIRLINE Synonyms: 163 Similar and Opposite Words

hairline 1 of 2

adjective

Definition of hairline

as in thin

being of less than usual width a hairline crack in the mug, almost too small to notice, was enough to make the mug break when filled with hot tea

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in subtle

made or done with extreme care and accuracy a hairline distinction between her rating of certain things as "necessary" and others as "absolutely necessary"

Synonyms & Similar Words

Antonyms & Near Antonyms

as in mathematical

meeting the highest standard of accuracy an ultrasensitive telescope that requires hairline placement of the lenses

Synonyms & Similar Words

Antonyms & Near Antonyms

hairline

2 of 2

noun

ˈher-ˈlīn

as in inch

a very small distance or degree the controversial measure passed by a hairline, the margin of victory being but a single vote

Synonyms & Similar Words

Antonyms & Near Antonyms

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 hairline

Noun

Hair loss from shock was one that occurred and exaggerated his past concerns about his hairline. — Michelle Lee, PEOPLE, 16 Aug. 2026 Rounded Messy Bob To achieve a bob with lots of body, Hawkins suggests blowing out your hair and leaving a little natural texture at the hairline. — Omenaa Boakye, InStyle, 13 Aug. 2026 Pale gray text on white, hairline fonts and tiny touch targets photograph beautifully but exclude anyone with imperfect vision, older hands or bright sunlight. — Expert Panel®, Forbes.com, 12 Aug. 2026 Over time, details such as the clinic’s branding, pricing, and social media presence may become less significant than the appearance of the hairline, the condition of the donor area, and the patient’s satisfaction with the result. — Connie Etemadi, USA Today, 10 Aug. 2026 See All Example Sentences for hairline

Recent Examples of Synonyms for hairline

Adjective

Days turn crisp, aspens begin streaking the valley with gold and summer crowds thin in Grand Teton National Park.

— Brittany Anas, Forbes.com, 30 Aug. 2026
Unlike mainstream fusion projects such as tokamaks, the Texatron does not rely on giant superconducting magnets to hold a thin gas in place for long periods.

— Aman Tripathi, Interesting Engineering, 30 Aug. 2026

Definition of thin

Adjective

Greenspan was renowned for his formidable data-crunching capabilities, sharp reading of market psychology, and subtle, often elusive communication style.

— , CNBC, 28 Aug. 2026
The cabin interiors are built from a lovely blonde wood, which was aesthetically pleasing, if a little creaky at times, while the white linens on the comfortable queen bed were a subtle reminder that this is a luxury accommodation.

— Condé Nast, Condé Nast Traveler, 28 Aug. 2026

Definition of subtle

Adjective

About a decade later, the researchers Simon Broadbent and John Hammersley — wanting to understand the carbon filters in gas masks — developed a mathematical model.

— Leila Sloman, Quanta Magazine, 31 Aug. 2026
Golden Mean, created by Kyrsten Mate and Jon Sarriugarte, takes its form from the mathematical golden ratio.

— Jim Dobson, Forbes.com, 29 Aug. 2026

Definition of mathematical

Noun

Forecasters said Edouard is expected to produce rainfall totals of 3 to 6 inches, with maximum totals up to 9 inches, for parts of the Upper Texas coast inland through east-central Texas.

— Gabe Hauari, USA Today, 2 Sep. 2026
The seat sits at 35 inches, while the wheelbase measures 53 inches.

— New Atlas, New Atlas, 2 Sep. 2026

Definition of inch

Adjective

Burner accounts from China and Russia And those partnership ads are channeled through a narrow group of creators, ORL says.

— Jim Edwards, Fortune, 31 Aug. 2026
Just like their simulated counterparts, the worms consistently moved through the narrower channels faster than the wider ones.

— K. R. Prathyusha, The Conversation, 31 Aug. 2026

Definition of narrow

Adjective

Marcus called the procedure an important first step toward reducing risks during delicate brain operations.

— Aamir Khollam, Interesting Engineering, 27 Aug. 2026
Elordi’s soft-spoken performance, paired with his delicate and awkward features, provides a nice contrast with Brolin’s tree-stump obduracy.

— Bilge Ebiri, Vulture, 27 Aug. 2026

Definition of delicate

Adjective

The more accurate framing is that many of these fees are supplier-imposed and disclosed in booking terms that travelers frequently do not read in full.

— Matthew Kayser, USA Today, 31 Aug. 2026
Maher noted that many of those candidates were heavy favorites to win but agreed that his statement was not accurate.

— Los Angeles Times, Los Angeles Times, 31 Aug. 2026

Definition of accurate

Browse Nearby Words

hairlike

hairline

hairlines

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Cite this Entry

Style

“Hairline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hairline. Accessed 3 Sep. 2026.

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Synonyms of hairline

adjective

noun

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