Examples from the Web for tonicity
His sexual organs had completely regained their tonicity and without doubt, their virility.The Biology, Physiology and Sociology of Reproduction|Winfield S. Hall
On the other hand, relaxation, while it may remove restraint, makes artistic control and tonicity impossible.
There are innumerable grades of tonicity between the optimum and minimum.
The followers of this school forget that there can be no tonicity without tension.
A given plant-tissue may exist in widely different conditions of tonicity.