hematocrit
Americannoun
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a centrifuge for separating the cells of the blood from the plasma.
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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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The percentage by volume of red blood cells in a given sample of blood after it has been spun in a centrifuge.
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A centrifuge used to determine the relative volumes of blood cells and plasma in a given sample of blood.
Etymology
Origin of hematocrit
First recorded in 1890–95; hemato- + -crit, from Greek kritḗs “judge”; cf. critic
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.
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
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
The hematocrit and testosterone laboratory values were collected as part of the same blood sample, typically mid-week after a weekly injection, for all patients using injectable forms of testosterone.
From Science Daily • Nov. 27, 2023
“We can also consider confounding factors such as genetics or training at altitude, which can raise hematocrit levels.”
From Washington Post • Aug. 1, 2016
Populations dwelling at high elevations, with inherently lower levels of oxygen in the atmosphere, naturally maintain a hematocrit higher than people living at sea level.
From Textbooks • Jun. 19, 2013
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
