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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

The research team is now looking for industry partners to help develop a diagnostic blood test based on the findings.

From BBC ● Jul. 7, 2026

Kohli-Lynch said one reason is that measuring apoB generally requires an additional blood test beyond the standard cholesterol panel, increasing both cost and inconvenience.

From Science Daily ● Jul. 6, 2026

A 2025 survey from the Alzheimer’s Association found that 91% of Americans would want to take a simple test, like a blood test, to know if they had the disease.

From The Wall Street Journal ● Jun. 15, 2026

Another blood test for cancer gives doctors an early read on how thoroughly their treatments have removed the disease.

From Barron's ● Jun. 5, 2026

I wonder if 1 can ask the doctor to do a blood test or something so that I can provide her with proof of my sobriety.

From "The Girl on the Train" by Paula Hawkins

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