Orgasmic dysfunction is a condition that is classified as primary or secondary. Primary orgasmic dysfunction is when a woman has never had an orgasm. Secondary orgasmic dysfunction is when a woman has had at least one orgasm in the past, but is currently unable to have one. Boredom, a history of sexual abuse, certain medications. hormonal disorders and lack of emotional closeness in the relationship are some contributing factors.
A complete medical history and physical exam may need to be done to determine the cause in your situation. Treatment can involve cognitive behavioral therapy and teaching orgasm by focusing on pleasurable stimulation. There is much more information on this condition on the website, Medline Plus. Here is the link to that article: