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Medical Term:


Pronunciation: sen′si-tiv


  1. Capable of perceiving sensations.
  2. Responsive to a stimulus.
  3. Acutely perceptive of interpersonal situations.
  4. One who is readily hypnotizable.
  5. Readily undergoing a chemical change, with but slight change in environmental conditions, as a sensitive reagent.
  6. In immunology, denoting: a sensitized antigen; or a human (or animal) rendered susceptible to immunologic reactions by previous exposure to the antigen concerned.

Synonym(s): sensible3