PoliticsJuly 22, 2026

haematocrit

/hɪˈmætəkrɪt/

Definition

The ratio of the volume of red blood cells to the total volume of blood, often used as a clinical measure of blood thickness or concentration.

Etymology

Derived from the Greek words 'haima' (blood) and 'kritēs' (judge or separator), reflecting the device's function of separating components of blood to measure volume ratios.

In the news

In this article, the term refers to a side effect of testosterone therapy, where red blood cell volume increases. This is noted as a health risk requiring monitoring due to the potential for cardiovascular complications.

Testosterone testing the military: how the manosphere shaped US government policy

Read the full article ↗

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