An enlargement or swelling in a vessel, fiber, or the like; a varix; as, the varicosities of nerve fibers.

L. " ; 1. a dilatation in a vein; 2. a dilatation in a nerve fibre.

varix or varicose condition in which a vein is swollen and tortuous

In a continuous inkjet system as the ink issues from the orifice in an unbroken cylindrical stream or ligament, surface tension starts to squeeze or contract the stream into regular thicker and thinner areas. The thinner areas eventually are squeezed off the thicker areas and become individual droplets. This uneven thickness of the lightness is a property called varicosity.

The quality or state of being varicose.