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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

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.

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

Scientists at Washington University School of Medicine in St. Louis have developed a new way to estimate when a person is likely to start showing symptoms of Alzheimer's disease using just one blood test.

From Science Daily

A blood test which looks for multiple types of cancer has failed to achieve its key objective in a major NHS trial, the company has announced.

From BBC

Grail said late Thursday that its Galleri blood test, which screens for multiple types of cancer before they become symptomatic, didn’t lead to a “statistically significant reduction” in stage 3 and 4 cancer.

From Barron's

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