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Definitions

stiffen

[stif-uhn] / ˈstɪf ən /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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The defective hemoglobin sticks to itself, causing normally flexible cells to stiffen into sickle shapes—a process sometimes called sickling—that block blood flow, damage organs and trigger excruciating pain.

From The Wall Street Journal Sep. 9, 2026

As these weaken and stiffen over time it can affect walking, talking, eating and breathing.

From BBC Apr. 10, 2026

She has also vowed to stiffen prison sentences and to impose a state of emergency in areas worst hit by crime.

From Barron's Feb. 1, 2026

This involves the buildup of dense, fibrous tissue around the tumor, made up of cells and proteins that stiffen and inflame the area.

From Science Daily Jan. 30, 2026

I feel Cardan stiffen beside me, because he’s an idiot and cares more about being called common than anyone’s safety, sadly even his own.

From "The Cruel Prince" by Holly Black

The biggest reason is that our maximum heart rate slows with age, and the heart muscle stiffens, reducing its pumping effectiveness.

From Barron's May 23, 2026

When the cell enters the next interphase and the asters reform, the cytoplasm stiffens again and stabilizes the band.

From Science Daily Feb. 28, 2026

Last year, Alibaba announced a plan to fold food-delivery and online-travel services into its e-commerce unit as competition stiffens in the Chinese market.

From The Wall Street Journal Jan. 29, 2026

As Martin, Charles stiffens himself and keeps his facial expressions generally between neutral and annoyed, though he’s softer than Clunes, less a prisoner of his own body, less abrasive, less otherworldly.

From Los Angeles Times Jan. 4, 2026

Her grip on my knee stiffens and her mouth freezes into a thin line.

From "Red Flags and Butterflies" by Sheryl Azzam

Others argued the particles stiffened the surrounding material like glue.

From Science Daily May 13, 2026

“But the cat stiffened and I stiffened whenever anybody moved, aware of all the possible lives being lived around us.”

From Los Angeles Times Apr. 13, 2026

They reckon it may have stiffened the resolve of the German public and discouraged rebels within the dying Nazi regime.

From MarketWatch Mar. 12, 2026

The barrels -- bound tightly with rope, their fabric skins stiffened and darkened with lacquer -- inevitably recall the Gulf's vast hydrocarbon wealth.

From Barron's Feb. 16, 2026

From their midst, one particularly handsome warrior emerged, and Koffi stiffened.

From "Beasts of Prey" by Ayana Gray

Softening rather than stiffening when moving through space requires embracing your body’s natural sway and tiny micro-movements, like an ankle wobbling or knee jiggling.

From Los Angeles Times Aug. 18, 2026

IPF is a chronic, progressive lung disease characterized by irreversible scarring and stiffening of lung tissue.

From Barron's Mar. 30, 2026

It’s hard to imagine a greater accomplishment than to achieve peace while stiffening the sinews of deterrence.

From The Wall Street Journal Mar. 1, 2026

These findings further support the idea that chronic inflammation drives tissue stiffening.

From Science Daily Jan. 24, 2026

His burned hand was stiffening up on him, and soon it began to ache.

From "A Clash of Kings" by George R.R. Martin




Vocabulary lists containing stiffen


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