blood test

American

noun

a test of a sample of blood to determine blood group, presence of infection or other pathological condition, parentage, etc.

blood test British

noun

analysis of a blood sample to determine blood group, alcohol concentration, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

blood tests

plural

Etymology

Origin of blood test

First recorded in 1910–15

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.

See Examples For:

blood test

Or perhaps they’re interested in a blood test that claims to screen for many different cancers.

From Slate ● Sep. 9, 2026

Quest Diagnostics and Labcorp both announced plans to start offering the new blood test.

From The Wall Street Journal ● Aug. 24, 2026

"I missed a blood test which I should've gone in for on the second week of my walk... I'll stand a row from my doctor now when I go back!"

From BBC ● Aug. 11, 2026

Even so, Zhou said the findings represent progress toward a single affordable blood test capable of detecting many different diseases earlier and providing more comprehensive health information than current approaches.

From Science Daily ● Aug. 11, 2026

“Anyway, I’m thinking I’ll give my father one of my kidneys. If I’m compatible, that is. People at the hospital, they’re gonna do a blood test on my mom and me.”

From "Red Kayak" by Priscilla Cummings

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023