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
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Recent Examples of hairline
Samantha Agate, Miami Herald, 21 Apr. 2026
Rolling the Top Section of Hair On clean, dry hair, use a rat tail comb to create a part that runs parallel to your hairline and is 1 ½ to 2 inches wide.
—Madeline Buiano, Martha Stewart, 17 Apr. 2026
A couple of days later, the red measles rash emerges, starting at the hairline and moving downward, Sergienko said.
—Los Angeles Times, 16 Apr. 2026
Early signs include a fever, cough, runny nose and red eyes, with a rash starting at the hairline about four days after someone becomes contagious.
—Meg Wingerter, Denver Post, 14 Apr. 2026
See All Example Sentences for hairline
Noun
This wasn’t some desperate hairline attempt.
—Samantha Agate, Miami Herald, 21 Apr. 2026
Rolling the Top Section of Hair On clean, dry hair, use a rat tail comb to create a part that runs parallel to your hairline and is 1 ½ to 2 inches wide.
—Madeline Buiano, Martha Stewart, 17 Apr. 2026
A couple of days later, the red measles rash emerges, starting at the hairline and moving downward, Sergienko said.
—Los Angeles Times, 16 Apr. 2026
Early signs include a fever, cough, runny nose and red eyes, with a rash starting at the hairline about four days after someone becomes contagious.
—Meg Wingerter, Denver Post, 14 Apr. 2026
See All Example Sentences for hairline
Recent Examples of Synonyms for hairline
Adjective
-
There have also been suggestions that a dwarf planet called Makemake, which is slightly smaller than Pluto, could have a very thin atmosphere, though some scientists are skeptical.—
CBS News,
CBS News,
4 May 2026
-
Astronomers have detected a thin atmosphere around a tiny celestial body in the outer solar system for the first time — an object previously thought to be too small to support the presence of an atmosphere.—
Ashley Strickland,
CNN Money,
4 May 2026
Adjective
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With Pluto turning retrograde in your 12th House of Reflection, patterns, habits, or emotional cycles may come into focus in subtle but meaningful ways.—
Tarot.com,
The Orlando Sentinel,
6 May 2026
-
Now, there’s no mention of Eugenie’s extended family, just a subtle but clear message about their connection to the King and no one else.—
Lizzie Lanuza,
StyleCaster,
6 May 2026
Adjective
-
The server deploys a hybrid processor that uses an optical tensor engine for mathematical computation and digital processing for system control.—
Ameya Paleja,
Interesting Engineering,
30 Apr. 2026
-
But Dallas doesn’t have time for mathematical regression.—
Mark Lazerus,
New York Times,
30 Apr. 2026
Noun
-
According to investigators, Anderson stands at about 5 feet, 7 inches tall and weighs approximately 220 pounds.—
Alexa Ashwell,
Baltimore Sun,
1 May 2026
-
The 7-inch display has a high contrast ratio.—
BestReviews,
Chicago Tribune,
30 Apr. 2026
Adjective
-
The shoes are held in place by a narrow strap that wrapped the back of the heel, while a slim stiletto and steep pitch kept the profile sharp.—
Karla Rodriguez,
Footwear News,
1 May 2026
-
Instead, opt for small-scale seating with clean, narrow lines.—
Kansas City Star,
Kansas City Star,
1 May 2026
Adjective
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While discussing the delicate tone of the show and its balance of being a satire on the Hollywood movie business and a love letter to chasing your dream, Cretton said the creative team focused on character to find their way.—
Borys Kit,
HollywoodReporter,
30 Apr. 2026
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Also on view are selections from the Macchia series, known for bold color combinations and ruffled edges, and the delicate Seaforms, which evoke underwater life through translucent layers of glass.—
Ginger Crichton,
Midwest Living,
30 Apr. 2026
Adjective
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But part of the reason is that even with our most precise and accurate measurements that lead to a determination of the gravitational constant, those various teams and methods haven’t converged on a single answer.—
Big Think,
Big Think,
6 May 2026
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More accurate simulations could speed up drug discovery, improve materials design, and reduce the need for costly laboratory experiments.—
Neetika Walter,
Interesting Engineering,
6 May 2026
Noun
-
Her hair, which is long, dark, and curly, had recently been treated to a bathroom Manic Panic job, and the front strands were dyed a light peach.—
Anna Wiener,
New Yorker,
4 May 2026
-
The label was constantly asking them to dress sexier, or to style their hair a certain way.—
Marissa Lorusso,
Pitchfork,
3 May 2026
Cite this Entry
“Hairline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hairline. Accessed 7 May. 2026.
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