vi•bra•tionvaɪˈbreɪ ʃən(n.)

1. the act of vibrating or the state of being vibrated.

2. Physics. the oscillating, reciprocating, or other periodic motion of a rigid or elastic body or medium forced from a position or state of equilibrium. the analogous motion of the particles of a mass of air or the like, whose state of equilibrium has been disturbed, as in transmitting sound.

   Category: Physics

3. an instance of vibratory motion; oscillation; quiver.

4. a supernatural emanation that is sensed by or revealed to those attuned to the occult.

5. vibrations,Informal. general emotional feelings one has from another person or a place, situation, etc.

   Category: Common Vocabulary, Informal

Origin of vibration:

1645–55; < L

vi•bra′tion•al(adj.)