blood work

noun

variants or less commonly bloodwork
ˈbləd-ˌwərk How to pronounce blood work (audio)
: the diagnostic testing of blood
Some of the kids had blood work done to look at their glucose, insulin, triglycerides and cholesterol levels, which are markers for the risk of type 2 diabetes and future cardiovascular disease.—Nanci Hellmich
Something else in her blood work intrigued the doctor: nearly half of the white cells seen were a single type of infection-fighting cell—eosinophils.—Lisa Sanders

Examples of blood work 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.
Initial blood work appeared promising, but Samba failed to recover after being placed under anesthesia. — Anthony Thompson, USA Today, 28 Aug. 2026 Confirm nutritional gaps through dietary assessment or clinical blood work when appropriate. — Christopher Bergland, Verywell Health, 27 Aug. 2026 One day, patients may be able to walk into the clinic with results from genetic tests, brain scans and blood work that their health team can use to provide more precise diagnoses and personalized treatment. — Anand Kumar, The Conversation, 26 Aug. 2026 Samba received two vials of antivenin, and initial blood work appeared promising. — Gagandeep Singh, Sacbee.com, 26 Aug. 2026 See All Example Sentences for blood work

Word History

First Known Use

1889, in the meaning defined above

Time Traveler
The first known use of blood work was in 1889

Rhymes for blood work

See All Rhymes for blood work

Browse Nearby Words

bloodwood
blood work
bloodworm
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Cite this Entry

“Blood work.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blood%20work. Accessed 1 Sep. 2026.

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Medical Definition

blood work

noun
variants also bloodwork
: the diagnostic testing of blood
The medical team immediately jumped into action ordering blood work and a chest X-ray, placing an IV line and administering antibiotics.—Kiran Gupta, The Boston Globe
Last Updated: - Updated example sentences
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