VAN'ISH, v.i. [L. vanesco, vanus, vain, or its root; Eng. to wane. The primary sense is to withdraw or depart.1. To disappear; to pass from a visible to an invisible state; as, vapor vanishes from the sight by being dissipated. Light vanishes, when the rays of the illuminating body are intercepted; darkness vanishes before the rising sun.2. To disappear; to pass beyond the limit of vision; as, a ship vanishes from the sight of spectators on land.3. To disappear; to pass away; to be annihilated or lost. How cheering is the well founded hope of enjoying delights which can never vanish!