sensitizing (Adjective) — Making susceptible or sensitive to either physical or emotional stimuli.
sensitizing (Noun) — Rendering an organism sensitive to a serum by a series of injections.
sensitizing (Verb) — Make sensitive or aware. ex. "He was not sensitized to her emotional needs"
sensitizing (Verb) — Cause to sense; make sensitive. ex. "She sensitized me with respect to gender differences in this traditional male-dominated society" ex. "My tongue became sensitized to good wine"
sensitizing (Verb) — Make sensitive to a drug or allergen. ex. "Long-term exposure to this medicine may sensitize you to the allergen"
sensitizing (Verb) — (photography) make (a material) sensitive to light, often of a particular colour, by coating it with a photographic emulsion. ex. "sensitize the photographic film"