See Also: aerendocardia(medicine)

nivation (iou) and aerendocardia (medicine)


nivation (iou)



nivation noun. E20.
[from Latin niv-, nix snow + -ATION.]
Physical Geography. Erosion of the ground beneath and at the sides of a snowbank, mainly as a result of alternate freezing and thawing.

aerendocardia (medicine)


aerendocardia


Presence of undissolved air in the blood within the heart.

Origin: aer-+ G. Endon, within, + kardia, heart