hy·per·ka·le·mi·a 
(hī′pər-kā-lēmē-ə)
(hī′pər-kā-lēmē-ə)n.
An abnormally high concentration of potassium ions in the blood.
[HYPER- + New Latin kalium, potassium; see HYPOKALEMIA + -EMIA.]
- underpart
- underpass
- underpay
- underpayment
- underperform
- underperformance
- underperformer
- underpin
- underpinning
- underplay
- underplot
- underpopulated
- underpopulation
- underprice
- underprivileged
- underproduce
- underproduction
- underproof
- underprop
- underran
- underrate
- underreact
- underreaction
- underreport
- underrepresent