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
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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
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3
as in mathematical
meeting the highest standard of accuracy
an ultrasensitive telescope that requires hairline placement of the lenses
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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
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of hairline
Alison Willmore, Vulture, 18 Dec. 2024
Achieving Natural Results Properly performed hair transplants are crucial for achieving a balanced hairline and even growth.
—William Jones, USA TODAY, 1 Feb. 2025
Later on in the week, the first appearance of a hairline sliver of a crescent moon appearing low in our western twilight sky is a sky signal by which the ancients set their calendars.
—Joe Rao, Space.com, 31 Jan. 2025
The shot was fairly close to her hairline, and her hair could have dislodged soot.
—Ariane Lange, Sacramento Bee, 26 Jan. 2025
See all Example Sentences for hairline 
Noun
And no face more eloquent than that of Edward Norton, who as Pete Seeger has that expanse broadened by a hairline swooping up toward his crown.
—Alison Willmore, Vulture, 18 Dec. 2024
Achieving Natural Results Properly performed hair transplants are crucial for achieving a balanced hairline and even growth.
—William Jones, USA TODAY, 1 Feb. 2025
Later on in the week, the first appearance of a hairline sliver of a crescent moon appearing low in our western twilight sky is a sky signal by which the ancients set their calendars.
—Joe Rao, Space.com, 31 Jan. 2025
The shot was fairly close to her hairline, and her hair could have dislodged soot.
—Ariane Lange, Sacramento Bee, 26 Jan. 2025
See all Example Sentences for hairline
Recent Examples of Synonyms for hairline
Adjective
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Researchers first treated and sterilized thin sections of fossil using a mixture of ultrapure water and ethanol.—
Andrew Paul,
Popular Science,
6 Feb. 2025
-
Spread in a thin layer on the prepared baking sheets.—
Rowan Briggs,
The Mercury News,
5 Feb. 2025
Adjective
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Silicon Valley Workers Quietly Protest: As Mark Zuckerberg and other tech titans have embraced President Trump and muffled internal dissent at their companies, their mostly left-leaning employees have objected with subtle acts of defiance.—
Mike Isaac,
New York Times,
6 Feb. 2025
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Barrett, a scruffy 34-year-old with a subtle surfer drawl, launched Almost Friday with his younger brothers, Max, 33, and Sam, 28.—
Ethan Shanfeld,
Variety,
6 Feb. 2025
Adjective
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The science of branching One goal of mathematical biology is to synthesize what scientists know about the vast diversity of living systems – where there seems to be an exception to every rule – into clear, general principles, ideally with few exceptions.—
Mitchell Newberry,
The Conversation,
11 Feb. 2025
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In it, Rojas explores the complex, and sometimes uncertain, history of mathematical symbolism.—
Max Springer,
Scientific American,
7 Feb. 2025
Noun
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Male anglerfish are small − only about one inch − and are not predatory.—
Greta Cross,
USA TODAY,
11 Feb. 2025
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In the garden or in a container, this tidy, carefree evergreen forms a mound about 12 inches high and 18 inches wide.—
Steve Bender,
Southern Living,
10 Feb. 2025
Adjective
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Indeed, Fox News enjoys a narrower degree of separation from the Trump administration these days, owing to the fact that two former anchors, Pete Hegesth and Sean Duffy, have been approved to serve as the U.S. Secretary of Defense and the U.S. Secretary of Transportation.—
Brian Steinberg,
Variety,
5 Feb. 2025
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Nissan’s profits in the six months ending in September plunged 94% compared with the same period in 2023, as the company lost money on auto operations and reported only a narrow profit due to its financing business.—
Olesya Dmitracova and Chris Isidore,
CNN,
5 Feb. 2025
Adjective
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Special Items Whether antiques, cherished knickknacks, or heirlooms, items that are very delicate and/or precious to the customer are typically items house cleaners won’t want to mess with in order to cut down the risk of damaging them.—
Patricia Shannon,
Southern Living,
9 Feb. 2025
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Many fruits and vegetables are so delicate that they must be harvested by hand, so machines can’t supplement human labor.—
Yasmin Tayag,
The Atlantic,
8 Feb. 2025
Adjective
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The 4-foot-diameter (1.2-meter-diameter) telescope’s primary goal is to observe dark matter and dark energy and to create the largest and most accurate three-dimensional map of the universe.—
Ashley Strickland,
CNN,
11 Feb. 2025
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Forecasts have to take the changing climate into account to be accurate, no matter who is creating the forecast.—
Christine Wiedinmyer,
The Conversation,
11 Feb. 2025
Noun
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Studies have shown such desks can reduce discomfort in your lower back, neck, shoulder and more.—
Margaret Cirino,
NPR,
2 Feb. 2025
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The neck needed to be flexible to mimic the bunting behavior, so the authors incorporated a mechanism that could adjust the stiffness of the neck via wire tension.—
Ars Technica,
Ars Technica,
31 Jan. 2025
Thesaurus Entries Near hairline
Cite this Entry
“Hairline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hairline. Accessed 16 Feb. 2025.
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