Definitions of sensation:

• noun:   an unelaborated elementary awareness of stimulation

  Example: "A sensation of touch"

• noun:   a general feeling of excitement and heightened interest

  Example: "Anticipation produced in me a sensation somewhere between hope and fear"

• noun:   a state of widespread public excitement and interest

  Example: "The news caused a sensation"

• noun:   the faculty through which the external world is apprehended
• noun:   someone who is dazzlingly skilled in any field