sensitize

sensitize
    v 1: make sensitive or aware; "He was not sensitized to her
         emotional needs" [syn: {sensitize}, {sensitise}, {sensify},
         {sensibilize}, {sensibilise}] [ant: {desensitise},
         {desensitize}]
    2: 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" [syn: {sensitize}, {sensitise}] [ant: {desensitise},
       {desensitize}]
    3: make sensitive to a drug or allergen; "Long-term exposure to
       this medicine may sensitize you to the allergen" [syn:
       {sensitize}, {sensitise}]
    4: make (a material) sensitive to light, often of a particular
       colour, by coating it with a photographic emulsion;
       "sensitize the photographic film" [syn: {sensitize},
       {sensitise}]
    

Sensitize \Sen"si*tize\, v. t. (Photog.)
   To render sensitive, or susceptible of being easily acted on
   by the actinic rays of the sun; as, sensitized paper or
   plate.
   [1913 Webster]