vital signs

plural noun

1
: signs of life
… frightened even more by the fact that a few months ago you were clinically dead—that's right, dead—all vital signs gone.Asa Baber
specifically : the pulse rate, respiratory rate, body temperature, and blood pressure of a person
Her vital signs and findings from physical examination were normal, and she was not hospitalized. John P. Hanrahan et al.
2
: measurable variables considered to indicate the general state or condition of something
The economy's vital signs are stronger than they have been in years. Companies are posting jobs faster than they can find workers to fill them.Ben Casselman
He proposes that living things act as a single, coordinated entity that maintains the earth's temperature and other vital signs within very narrow limits that are to the entity's own benefit.Michael Oppenheimer

Note: The singular vital sign is sometimes used for a single sign or measurement.

The box … houses nine removable electronic modules, each of which monitors a specific vital sign, such as temperature, oil pressure, and the rpm of the power turbine and gas producer.Jay Coyle

Note: The singular form is also often used before another noun.

vital sign monitors
vital sign data

Examples of vital signs in a Sentence

Recent Examples on the Web
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.
When vital signs deviate from expected parameters, monitoring is increased and physicians are engaged for further assessment to ensure timely recognition and response. Cara Lynn Shultz, People.com, 28 Aug. 2025 The assistant will analyze data from Apple devices to offer personalized wellness plans and alert users to concerning vital signs. Allison Tsai, Verywell Health, 20 Aug. 2025 The patient regained consciousness soon after surgery, and his vital signs have since stabilized. Neetika Walter, Interesting Engineering, 18 Aug. 2025 Dowdy also called out medications and doses needed to stabilize the patient as a paramedic and nurses administered the drugs, inserted IV lines, and measured vital signs. Arielle Zionts. Kff Health News, CNN Money, 14 Aug. 2025 See All Example Sentences for vital signs

Word History

First Known Use

1801, in the meaning defined at sense 1

Time Traveler
The first known use of vital signs was in 1801

Browse Nearby Words

Cite this Entry

“Vital signs.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vital%20signs. Accessed 6 Sep. 2025.

Kids Definition

vital signs

plural noun
: the pulse rate, body temperature, number of breaths taken per minute, and often blood pressure of a person

Medical Definition

vital signs

noun plural
: signs of life
specifically : the pulse rate, respiratory rate, body temperature, and often blood pressure of a person
Last Updated: - Updated example sentences
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