Agalmatophilia is the paraphilia that is concerned with the sexual desire for a doll or other such representative object. It can include actual dolls, childrens dolls, figurines, statues and blow-up type sex-dolls. Agalmatophiliacs may fantasise about such objects or may engage in sexual activity or intercourse with such objects.
Agalmatophilia is the sexual attraction to a doll, mannequin, statue or other representational object. Wikipedia has a fair bit of information on the subject.http://en.wikipedia.org/wiki/Agalmatophilia
The scientific term for being sexually attracted to firearms is "agalmatophilia," which is a type of objectophilia where individuals develop a sexual attraction to inanimate objects.