hy·​po·​na·​tre·​mia | \ ˌhī-pō-nā-ˈtrē-mē-ə How to pronounce hyponatremia (audio) \
variants: or chiefly British hyponatraemia

Definition of hyponatremia

: the condition of having an abnormally low level of sodium in the blood that is typically marked by nausea, vomiting, headache, confusion, fatigue, and muscle cramps and that when severe may be life-threatening if untreated … aspirin and other pain relievers like ibuprofen … seem to increase the risk for hyponatremia.Harvard Health Letter Hyponatremia, or having low sodium, can cause seizures, coma and even death if untreated.— Lisa Sanders Research showed that hydrating too much over the long haul—during a marathon, say, or a long-distance bike ride—dilutes the blood's salt content and can lead to hyponatremia.— Jeffrey Kluger

Other Words from hyponatremia

hyponatremic \ ˌhī-​pō-​nā-​ˈtrē-​ik How to pronounce hyponatremic (audio) \ or chiefly British hyponatraemic adjective
hyponatremic encephalopathy hyponatremic athletes

First Known Use of hyponatremia

1935, in the meaning defined above

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The first known use of hyponatremia was in 1935

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More Definitions for hyponatremia


variants: or chiefly British hyponatraemia \ -​nā-​ˈtrē-​mē-​ə How to pronounce hyponatraemia (audio) \

Medical Definition of hyponatremia

: deficiency of sodium in the blood

Other Words from hyponatremia

hyponatremic or chiefly British hyponatraemic \ -​mik How to pronounce hyponatraemic (audio) \ adjective

More from Merriam-Webster on hyponatremia

Nglish: Translation of hyponatremia for Spanish Speakers

Britannica English: Translation of hyponatremia for Arabic Speakers

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an enemy or opponent

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