Verb

• 1. cause to sense; make sensitive;

  "She sensitized me with respect to gender differences in this traditional male-dominated society"

  "My tongue became sensitized to good wine"

• 2. make sensitive to a drug or allergen;

  "Long-term exposure to this medicine may sensitize you to the allergen"

• 3. make (a material) sensitive to light, often of a particular colour, by coating it with a photographic emulsion;

  "sensitize the photographic film"

• 4. make sensitive or aware;

  "He was not sensitized to her emotional needs"