Amplitude of vibration, the maximum displacement of a vibrating particle or body from its position of rest.Phase of vibration, any part of the path described by a particle or body in making a complete vibration, in distinction from other parts, as while moving from one extreme to the other, or on one side of the line of rest, in distinction from the opposite. Two particles are said to be in the same phase when they are moving in the same direction and with the same velocity, or in corresponding parts of their paths.

Vibratiuncle
(Vi*bra"ti*un`cle) a. [Dim. of vibration.] A small vibration. [R.] Chambers.

Vibrative
(Vi"bra*tive) a. Vibrating; vibratory. "A vibrative motion." Sir I. Newton.

Vibratory
(Vi"bra*to*ry) a. [Cf. F. vibratoire.] Consisting in, or causing, vibration, or oscillation; vibrating; as, a vibratory motion; a vibratory power.

Vibrio
(||Vib"ri*o) n.; pl. E. Vibrios L. Vibriones [NL., fr. L. vibrare to vibrate, to move by undulations.] (Biol.) A genus of motile bacteria characterized by short, slightly sinuous filaments and an undulatory motion; also, an individual of this genus.

Vibrissa
(||Vi*bris"sa) n.; pl. Vibrissæ [L. vibrissae, pl., the hairs in the nostrils of man, fr. vibrare to vibrate; — so called because touching them tickles a person, and causes him to shake his head.]

1. (Anat.) One of the specialized or tactile hairs which grow about the nostrils, or on other parts of the face, in many animals, as the so-called whiskers of the cat, and the hairs of the nostrils of man.

2. (Zoöl.) The bristlelike feathers near the mouth of many birds.

Vibroscope
(Vi"bro*scope) n.

1. An instrument for observing or tracing vibrations.

2. An instrument resembling the phenakistoscope.

Viburnum
(||Vi*bur"num) n. [L., the wayfaring tree.] (Bot.) A genus of shrubs having opposite, petiolate leaves and cymose flowers, several species of which are cultivated as ornamental, as the laurestine and the guelder-rose.

Vicar
(Vic"ar) n. [OE. vicar, viker, vicair, F. vicaire, fr. L. vicarius. See Vicarious.]

1. One deputed or authorized to perform the functions of another; a substitute in office; a deputy. [R.]

2. (Eng. Eccl. Law) The incumbent of an appropriated benefice.

The distinction between a parson [or rector] and vicar is this: The parson has, for the most part, the whole right to the ecclesiastical dues in his parish; but a vicar has generally an appropriator over him, entitled to the best part of the profits, to whom he is in fact perpetual curate with a standing salary. Burrill.

Apostolic vicar, or Vicar apostolic. (R. C. Ch.) (a) A bishop to whom the Roman pontiff delegates a portion of his jurisdiction. (b) Any ecclesiastic acting under a papal brief, commissioned to exercise episcopal authority. (c) A titular bishop in a country where there is no episcopal see, or where the succession has been interrupted.Vicar forane. [Cf. LL. foraneus situated outside of the episcopal city, rural. See Vicar, and Foreign.] (R. C. Ch.) A dignitary or parish priest appointed by a bishop to exercise a limited jurisdiction in a particular town or district of a diocese. Addis & Arnold.Vicar-general. (a) (Ch. of Eng.) The deputy of the Archbishop of Canterbury or York, in whose court the bishops of the

to and fro which results from elasticity, or the action of molecular forces among the particles of a body when disturbed from their position of rest, as in a spring.


  By PanEris using Melati.

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