hematocrit

American  

[hi-mat-uh-krit] / hɪˈmæt ə krɪt /

noun

1. a centrifuge for separating the cells of the blood from the plasma.

2. Also called hematocrit value.  the ratio of the volume of red blood cells to a given volume of blood so centrifuged, expressed as a percentage.

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hematocrit Scientific  

/ hĭ-măt′ə-krĭt′ /

1. The percentage by volume of red blood cells in a given sample of blood after it has been spun in a centrifuge.

2. A centrifuge used to determine the relative volumes of blood cells and plasma in a given sample of blood.

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Etymology

Origin of hematocrit

First recorded in 1890–95; hemato- + -crit, from Greek kritḗs “judge”; critic

Example Sentences

Low values of red blood cell count, or RBC, hemoglobin, or Hb, and hematocrit, or HCT, would indicate that the patient is suffering from anemia.

From Salon • Feb. 7, 2024

Researchers found that higher testosterone levels were associated with higher hematocrit levels, however, the magnitude of change in hematocrit was small and unlikely to be clinically meaningful.

From Science Daily • Nov. 27, 2023

The total testosterone was measured using liquid chromatography-mass spectrometry, and hematocrit was calculated as part of a complete blood count.

From Science Daily • Nov. 27, 2023

Take hematocrit levels, which measure the concentration of red blood cells that provide oxygen to muscles.

From Washington Post • Aug. 1, 2016

Because the heaviest elements in blood are the erythrocytes, these settle at the very bottom of the hematocrit tube.

From Textbooks • Jun. 19, 2013