vibration

Short definition from Wiktionary

Noun

1. 1
   The act of vibrating or the condition of being vibrated.
2. 2
   Any periodic process, especially a rapid linear motion of a body about an equilibrium position.
3. 3
   A single complete vibrating motion.
4. 4
   A vibrational energy of spiritual nature through which mediumistic and other paranormal phenomena are conveyed or affected.
5. 5
   An instinctively sensed emotional aura or atmosphere.