Pronunciation: (vâr'iks),[key] —n., —pl.var•i•cesPronunciation: (vâr'u-sēz").[key] 1. Also called varicosity.Pathol.a permanent abnormal dilation and lengthening of a vein, usually accompanied by some tortuosity; a varicose vein.
2. Zool.a ridgelike mark or scar on the surface of a shell at a former position of the lip of the aperture.