as in pulse
a rhythmic expanding and contracting
you should press against the artery in your wrist and count the pulsations to calculate your heart rate
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Recent Examples of pulsation
To gauge whether the blood vessel pulsations propel glymphatic flow, the researchers stimulated the area of the mouse brain that produces the neurotransmitter, artificially speeding up the pulses from every 50 seconds to every 10.
—
Bymitch Leslie, science.org, 8 Jan. 2025
This compact skin-care device combines soft silicone and pulsations to break down oil, dirt, and sweat thoroughly.
—Annie Blackman, Allure, 2 Dec. 2024
The silicone bristles are extremely pliable, and it’s recommended to gently use circular motions as the 8,000 pulsations per minute penetrate the skin.
—Alanna Martine Kilkeary, Glamour, 11 Oct. 2024
Anyone could see its pulsation in the swelling and ebbing cluster of people who took minutes or hours from a crowded day, who missed meals and forwent their customary amusements to keep a chilly vigil with a mother duck who was bringing forth her young.
—Chris Foran, Journal Sentinel, 24 Apr. 2024
See All Example Sentences for pulsation
Bymitch Leslie, science.org, 8 Jan. 2025
This compact skin-care device combines soft silicone and pulsations to break down oil, dirt, and sweat thoroughly.
—Annie Blackman, Allure, 2 Dec. 2024
The silicone bristles are extremely pliable, and it’s recommended to gently use circular motions as the 8,000 pulsations per minute penetrate the skin.
—Alanna Martine Kilkeary, Glamour, 11 Oct. 2024
Anyone could see its pulsation in the swelling and ebbing cluster of people who took minutes or hours from a crowded day, who missed meals and forwent their customary amusements to keep a chilly vigil with a mother duck who was bringing forth her young.
—Chris Foran, Journal Sentinel, 24 Apr. 2024
See All Example Sentences for pulsation
Recent Examples of Synonyms for pulsation
Noun
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Instead of sending information as electrical signals through copper wire, fiber uses strands of ultra-pure glass—each one thinner than a human hair—to carry data as pulses of light.—
Sharon Goldman,
Fortune,
27 Jan. 2026
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Unlike traditional copper phone lines that transmit information as electrical signals, fiber-optic cables are tiny bendable strands of glass through which data is sent as photons — lasers emitting pulses of light — at far higher speed, using less energy.—
Katie Tarasov,
CNBC,
27 Jan. 2026
Noun
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Maybe this nonstop back-and-forth, this spiritual reverb, this throb-throb oscillation between the actual and the symbolic, the objective and the imagined, is the heartbeat of Moby-Dick.—
James Parker,
The Atlantic,
27 Jan. 2026
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Puerto Morelos Located between the dizzying throbs of Cancun and Playa del Carmen, Puerto Morelos has managed to cling to its fishing village charm.—
Gemma Price,
Travel + Leisure,
11 Jan. 2026
Cite this Entry
“Pulsation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/pulsation. Accessed 1 Feb. 2026.
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