blood count

noun

: the determination of the blood cells in a definite volume of blood
also : the number of cells so determined

Examples of blood count in a Sentence

Recent Examples on the Web
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Even a routine test, a complete blood count, took weeks to process, versus hours in the U.S. DHS and the Department of Defense, which have coordinated on the Guantánamo immigration operation, did not respond to requests for comment about their work there. Amy Maxmen, Miami Herald, 11 Feb. 2026 Of course advertisers want to sell medicine to neutralize the HIV blood count of persons with AIDS. Paul Keane, Hartford Courant, 2 Feb. 2026 Was her blood count low enough that her life was in danger? Natalie Krebs, NPR, 5 Nov. 2025 His doctors weren't sure why his blood count was off. Zoey Lyttle, PEOPLE, 22 Oct. 2025 See All Example Sentences for blood count

Word History

First Known Use

1876, in the meaning defined above

Time Traveler
The first known use of blood count was in 1876

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Cite this Entry

“Blood count.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blood%20count. Accessed 23 Feb. 2026.

Kids Definition

blood count

noun
: the counting or estimating of the blood cells in a definite volume of blood
also : the number of cells counted or estimated in this way

Medical Definition

blood count

noun
: the determination of the blood cells in a definite volume of blood
also : the number of cells so determined see complete blood count, differential blood count

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