In preparation for an upcoming blog post discussing issues surrounding how modesty is taught to girls, I wanted to give a quick definition for "sexualisation," so there's no confusion as to what I'm talking about.
Sexualisation is not a synonym for sexuality. Sexuality is a good gift from God, natural and normal. Sexualisation it is an external imposition of sexual characteristics in places where they don't naturally exist.
The American Psychological Association defines it as follows: "Here are several components to sexualization, and these set it apart from healthy sexuality. Sexualization occurs when