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(ˈhɛmətəʊkrɪt; ˈhiː-) or


1. (Medicine) a centrifuge for separating blood cells from plasma
2. (Medicine) Also called: packed cell volume the ratio of the volume occupied by these cells, esp the red cells, to the total volume of blood, expressed as a percentage
[C20: from haemato- + Greek kritēs judge, from krinein to separate]

hematocrit, haematocrit

a centrifuge used for separating blood cells from the plasma.
See also: Blood and Blood Vessels
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.haematocrit - the ratio of the volume occupied by packed red blood cells to the volume of the whole blood as measured by a hematocrit
ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
2.haematocrit - a measuring instrument to determine (usually by centrifugation) the relative amounts of corpuscles and plasma in the blood
centrifuge, separator, extractor - an apparatus that uses centrifugal force to separate particles from a suspension
measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something
References in periodicals archive ?
Okeniyi recommended 'parental counselling, venous haematocrit, urgent saline partial exchange, propranolol, for intra-cardiac repair as soon as possible.
However, there were no significant differences between drip loss groups in RBC, hemoglobin, haematocrit, MCV, MCH, MCHC, platelets, neutrophils, eosinophils, lymphocytes and neutrophil:lymphocyte ratio.
Roberts and Kraft analysed the bloods of 55 transgender women who had been on hormone therapy for longer than six months, and found that the haemoglobin and haematocrit had dropped to within female reference ranges (20).
The blood samples collected in bottles containing EDTA were gently mixed and drawn up in a micro haematocrit capillary tube to 3/4 of its length.
Body weight, blood haematocrit level, total sodium excretion and serum sodium and potassium concentrations were measured.
Polycythaemia was defined as venous haematocrit (PCV) of more than 65% or a venous haemoglobin concentration more than 22 g/dL.
Blood samples were obtained for blood complete picture (CBC), haematocrit (Hct), liver function tests (LFTs), serum urea, serum creatinine, serum electrolytes, and prothrombin time (PT).
Laboratory: normal haemoglobin, haematocrit, and platelets; leukocytes 12.
Biochemical findings (fasting blood glucose, sodium, potassium, calcium, phosphorus, blood urea nitrogen-BUN, serum creatinine, uric acid, iron, haemoglobin, haematocrit, total cholesterol, HDL-cholesterol, LDL-cholesterol, protein, serum albumin) were obtained from routine monthly analysis reports of the same hospital laboratory.
Whereas, erythrocyte count (RBC), haemoglobin concentration (Hb), haematocrit (HCT), mean corpuscular volume (MCV), mean corpuscular haemoglobin (MCH), mean corpuscular haemoglobin concentration (MCHC), platelet count (PLT) were determined by their respective standard methods as described by Duncan et al.
There was an abrupt drop in haemoglobin and haematocrit levels to 6.