Make sensitive or aware:
— He was not sensitized to her emotional needs.

synonyms: sensibilise, sensibilize, sensify, sensitise.

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.

synonym: sensitise.

Make sensitive to a drug or allergen:
— Long-term exposure to this medicine may sensitize you to the allergen.

synonym: sensitise.

Make (a material) sensitive to light, often of a particular colour, by coating it with a photographic emulsion:
— Sensitize the photographic film.

synonym: sensitise.