Definition of hematocrit in English:


Syllabification: he·mat·o·crit
Pronunciation: /hēˈmadəˌkrit
(British haematocrit)


1The ratio of the volume of red blood cells to the total volume of blood.
More example sentences
  • This fluid is then centrifuged to leave a solution of red blood cells with a haematocrit of 0.5-0.6.
  • Her current white blood cell count, hemoglobin, hematocrit, and red blood cell indices are all normal.
  • The ratio of total body to venous hematocrit was calculated for all patients.
1.1An instrument for measuring this, typically by centrifugation.
More example sentences
  • Last spring they warned about abnormal test scores that recorded high readings of hematocrit, a measure of the volume of red blood cells.
  • But because the haematocrit measure is not specific - it can only detect possible abuse - they do not use it.
  • Your hematocrit result has to be above a thirty-eight and I was just below that.


late 19th century: from hemato- 'of blood' + Greek kritēs 'judge'.

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