What is the meaning of sensitized?

verb

• Make sensitive or aware.
  • usage: "He was not sensitized to her emotional needs"
  • synonyms: sensitize, sensitise, sensify, sensibilize, sensibilise
• Cause to sense; make sensitive.
  • usage: "She sensitized me with respect to gender differences in this traditional male-dominated society"; "My tongue became sensitized to good wine"
  • synonyms: sensitize, sensitise
• Make sensitive to a drug or allergen.
  • usage: "Long-term exposure to this medicine may sensitize you to the allergen"
  • synonyms: sensitize, sensitise
• Make (a material) sensitive to light, often of a particular colour, by coating it with a photographic emulsion.
  • usage: "sensitize the photographic film"
  • synonyms: sensitize, sensitise

adjective

• Having an allergy or peculiar or excessive susceptibility (especially to a specific factor. )
  • usage: "allergic children"; "hypersensitive to pollen"
  • synonyms: allergic, hypersensitive, hypersensitized, hypersensitised, sensitised, supersensitive, supersensitized, supersensitised