phosphataemia
/ˌfɒsfəˈtiːmɪə/(also phosphatemia) Medicine and Physiology
noun
In early use: an abnormally high concentration of phosphates in the blood; hyperphosphataemia (now rare ). Later also: the concentration of phosphates in the blood.
Origin
1920s; earliest use found in Journal of the American Medical Association. From phosphate + -aemia, probably after French phosphatémie.