blood test

American  

noun

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

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blood test British  

noun

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

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Etymology

Origin of blood test

First recorded in 1910–15

Example Sentences

Researchers at Scripps Research have now introduced a different type of blood test that focuses on how proteins are folded in the bloodstream rather than how much of them is present.

From Science Daily

There are blood tests on the market that can screen for multiple cancers.

From The Wall Street Journal

A blood test that can tell if you have cancer?

From The Wall Street Journal

It may also open the door to a future blood test that could detect signs of the disease earlier and allow patients to begin treatment sooner.

From Science Daily

Lorraine said while she was grateful for the treatment she received in hospital, medical staff initially suspected she was drunk, before blood tests "proved I was not intoxicated by alcohol".

From BBC