1
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
2
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
3
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
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
Shania Russell, Entertainment Weekly, 6 Oct. 2025
The hidden risks Not every story ends with a perfect hairline.
—Rebecca Rosman, NPR, 6 Oct. 2025
The hairline design is drawn according to the facial features, the patient’s age, and aesthetic preferences.
—Lyssanoel Frater, IndyStar, 6 Oct. 2025
After multiple exams a hairline fracture was discovered in his hand near his right wrist.
—Bill Plunkett, Oc Register, 1 Oct. 2025
See All Example Sentences for hairline
Noun
Last week, at the Glasgow stop of her Infinity Heart tour, Siwa unexpectedly ejected two fans from the show over a hoodie that featured Siwa photoshopped onto an egg, an image that appeared to be mocking her hairline.
—Shania Russell, Entertainment Weekly, 6 Oct. 2025
The hidden risks Not every story ends with a perfect hairline.
—Rebecca Rosman, NPR, 6 Oct. 2025
The hairline design is drawn according to the facial features, the patient’s age, and aesthetic preferences.
—Lyssanoel Frater, IndyStar, 6 Oct. 2025
After multiple exams a hairline fracture was discovered in his hand near his right wrist.
—Bill Plunkett, Oc Register, 1 Oct. 2025
See All Example Sentences for hairline
Recent Examples of Synonyms for hairline
Adjective
-
The moon is glimmering, the veil between worlds is thin and there’s an air of mischief lingering in the shadows.—
Valerie Mesa,
PEOPLE,
31 Oct. 2025
-
Card Case Speaking of only keeping the essentials on hand, this ultra-thin card case is an excellent replacement for a bulky, overstuffed wallet when traveling.—
Melony Forcier,
Travel + Leisure,
31 Oct. 2025
Adjective
-
Featuring a subtle kick flare at the hem and chic pintuck detailing, they’re designed to hit right under the calf, or just at the ankle for petite people like myself.—
Sophie Dodd,
Travel + Leisure,
26 Oct. 2025
-
Adding parsnips and turnips to the recipe gives the dish a subtle earthy flavor that perfectly complements the savory chicken.—
Sarah Martens,
Better Homes & Gardens,
25 Oct. 2025
Adjective
-
The limits of logic To test whether this informational foundation could be simulated, the team relied on mathematical principles, including Gödel’s incompleteness theorem.—
Aamir Khollam,
Interesting Engineering,
30 Oct. 2025
-
There’s no mathematical proof of that.—
Big Think,
Big Think,
29 Oct. 2025
Noun
-
The boot features a black leather upper with a platform-style 2-inch heel, providing a height boost without compromising comfort, and a lug sole that’s suitable for icy terrain.—
Maggie Horton,
PEOPLE,
31 Oct. 2025
-
And for frequent flyers, the Travelpro Versapack + Softside Expandable 21-inch Carry-on Luggage is a serious score at $377 off.—
Rosie Marder,
Travel + Leisure,
31 Oct. 2025
Adjective
-
One was needed with a narrow temperature range; in Helm’s case, inglorious British maritime.—
Literary Hub,
Literary Hub,
3 Nov. 2025
-
Its cities have narrow and twisting streets.—
Jamie L. LaReau,
USA Today,
2 Nov. 2025
Adjective
-
Alastin’s Restorative Neck Complex is a lightweight cream made specifically for the delicate skin below the chin.—
Christa Joanna Lee,
Allure,
30 Oct. 2025
-
Practical considerations In a delicate political and cultural landscape, brands must walk a fine line in discussing the benefits of clean fashion without fueling panic and misinformation.—
Sophie Benson,
Vogue,
30 Oct. 2025
Adjective
-
Having people with a variety of backgrounds work together on a project ups the likelihood that our interpretations are accurate.—
JSTOR Daily,
JSTOR Daily,
28 Oct. 2025
-
The scale includes enhanced production design, period-accurate wardrobe and large-scale action set pieces — a significant leap for vertical content.—
Naman Ramachandran,
Variety,
28 Oct. 2025
Noun
-
Be sure to cover your head and neck with your arms, and crawl under a sturdy table if possible.—
CA Earthquake Bot,
Sacbee.com,
3 Nov. 2025
-
Pulse points encompass the warmer areas of your body that can help diffuse fragrance, such as your wrists, inner elbows, neck, and the backs of your knees.—
Kaitlyn Yarborough,
Southern Living,
3 Nov. 2025
Cite this Entry
“Hairline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hairline. Accessed 4 Nov. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share