v. i. [ imp. & p. p. Vanished p. pr. & vb. n. Vanishing. ] [ OE. vanissen, OF. vanir (in comp.): cf. OF. envanir, esvanir, esvanuïr, F. s'évanouir; fr. L. vanus empty, vain; cf. L. vanescere, evanescere, to vanish. See Vain, and cf. Evanescent, -ish. ] [ 1913 Webster ]

1. To pass from a visible to an invisible state; to go out of sight; to disappear; to fade; as, vapor vanishes from the sight by being dissipated; a ship vanishes from the sight of spectators on land. [ 1913 Webster ]

The horse vanished . . . out of sight. Chaucer. [ 1913 Webster ]

Go; vanish into air; away! Shak. [ 1913 Webster ]

The champions vanished from their posts with the speed of lightning. Sir W. Scott. [ 1913 Webster ]

Gliding from the twilight past to vanish among realities. Hawthorne. [ 1913 Webster ]

2. To be annihilated or lost; to pass away. “All these delights will vanish.” Milton. [ 1913 Webster ]

n. (Phon.) The brief terminal part of a vowel or vocal element, differing more or less in quality from the main part; as, a as in ale ordinarily ends with a vanish of i as in ill, o as in old with a vanish of oo as in foot. Rush. [ 1913 Webster ]

☞ The vanish is included by Mr. Bell under the general term glide. [ 1913 Webster ]

a. & n. from Vanish, v. [ 1913 Webster ]

Vanishing fraction (Math.), a fraction which reduces to the form 0/0 for a particular value of the variable which enters it, usually in consequence of the existence of a common factor in both terms of the fraction, which factor becomes 0 for this particular value of the variable. Math. Dict. --
Vanishing line (Persp.), the intersection of the parallel of any original plane and the picture; one of the lines converging to the vanishing point. --
Vanishing point (Persp.), the point to which all parallel lines in the same plane tend in the representation. Gwilt. --
Vanishing stress (Phon.), stress of voice upon the closing portion of a syllable. Rush. [ 1913 Webster ]

n. A vanishing. [ Obs. ] [ 1913 Webster ]