blood test

noun
Updated on: 11 Apr 2018

Definition of blood test

: a test of the blood; specifically : a laboratory test in which a sample of blood is withdrawn from the body to analyze the level of substances or cells (such as glucose, hemoglobin, or white blood cells) that indicate the presence or probable development of a particular disease or medical condition (such as diabetes, cardiovascular disease, or cancer) or serve to indicate the degree of function of a specific organ (such as the liver or kidney)

Examples of blood test in a Sentence

  1. He had a blood test, and the doctor who did it said his cholesterol was too high.

Recent Examples of blood test from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'blood test.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of blood test

1851

in the meaning defined above

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BLOOD TEST Defined for English Language Learners

blood test

Definition of blood test for English Language Learners

  • : a test of the blood especially to learn if a person has any diseases or conditions (such as AIDS or high cholesterol)


Medical Dictionary

blood test

noun

medical Definition of blood test

: a test of the blood (as a serological test for syphilis)


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