tonicity

His sexual organs had completely regained their tonicity and without doubt, their virility.

But if stimulation of the brain does not paralyze, it must increase the tonicity of the vaso-motor centre, and hence the force and regularity of the circulation.

To this normal state of oppositional contraction the name "muscular tonicity" is given.

When the brain is weary, when it begins to lose its elasticity and freshness, there will be the same lack of tonicity and strength in the brain product.

A certain tonicity of the muscles has indeed often been observed in homosexual women.