See Also: ammonolysis(medicine)

dawning (iou) and ammonolysis (medicine)


dawning (iou)



dawning noun. ME.
[Alt. of DAWING after Scandinavian (Old Swedish daghning, Swedish, Danish dagning).]
The beginning of daylight; daybreak, dawn; transf. the east. Now chiefly poet. ME.
C. Kingsley Oh sing, and wake the dawning.
fig. The first gleam, the appearance, the beginning, (of something). E17.
W. H. Prescott The dawnings of a literary culture.

ammonolysis (medicine)


ammonolysis


The breaking of a chemical bond with the addition of the elements of ammonia (NH2 and H) at the point of breakage.

Origin: ammonia + G. Lysis, dissolution